linux-stable/fs/nfs/nfstrace.h
Dave Wysochanski a6b5a28eb5 nfs: Convert to new fscache volume/cookie API
Change the nfs filesystem to support fscache's indexing rewrite and
reenable caching in nfs.

The following changes have been made:

 (1) The fscache_netfs struct is no more, and there's no need to register
     the filesystem as a whole.

 (2) The session cookie is now an fscache_volume cookie, allocated with
     fscache_acquire_volume().  That takes three parameters: a string
     representing the "volume" in the index, a string naming the cache to
     use (or NULL) and a u64 that conveys coherency metadata for the
     volume.

     For nfs, I've made it render the volume name string as:

        "nfs,<ver>,<family>,<address>,<port>,<fsidH>,<fsidL>*<,param>[,<uniq>]"

 (3) The fscache_cookie_def is no more and needed information is passed
     directly to fscache_acquire_cookie().  The cache no longer calls back
     into the filesystem, but rather metadata changes are indicated at
     other times.

     fscache_acquire_cookie() is passed the same keying and coherency
     information as before.

 (4) fscache_enable/disable_cookie() have been removed.

     Call fscache_use_cookie() and fscache_unuse_cookie() when a file is
     opened or closed to prevent a cache file from being culled and to keep
     resources to hand that are needed to do I/O.

     If a file is opened for writing, we invalidate it with
     FSCACHE_INVAL_DIO_WRITE in lieu of doing writeback to the cache,
     thereby making it cease caching until all currently open files are
     closed.  This should give the same behaviour as the uptream code.
     Making the cache store local modifications isn't straightforward for
     NFS, so that's left for future patches.

 (5) fscache_invalidate() now needs to be given uptodate auxiliary data and
     a file size.  It also takes a flag to indicate if this was due to a
     DIO write.

 (6) Call nfs_fscache_invalidate() with FSCACHE_INVAL_DIO_WRITE on a file
     to which a DIO write is made.

 (7) Call fscache_note_page_release() from nfs_release_page().

 (8) Use a killable wait in nfs_vm_page_mkwrite() when waiting for
     PG_fscache to be cleared.

 (9) The functions to read and write data to/from the cache are stubbed out
     pending a conversion to use netfslib.

Changes
=======
ver #3:
 - Added missing =n fallback for nfs_fscache_release_file()[1][2].

ver #2:
 - Use gfpflags_allow_blocking() rather than using flag directly.
 - fscache_acquire_volume() now returns errors.
 - Remove NFS_INO_FSCACHE as it's no longer used.
 - Need to unuse a cookie on file-release, not inode-clear.

Signed-off-by: Dave Wysochanski <dwysocha@redhat.com>
Co-developed-by: David Howells <dhowells@redhat.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Tested-by: Dave Wysochanski <dwysocha@redhat.com>
Acked-by: Jeff Layton <jlayton@kernel.org>
cc: Trond Myklebust <trond.myklebust@hammerspace.com>
cc: Anna Schumaker <anna.schumaker@netapp.com>
cc: linux-nfs@vger.kernel.org
cc: linux-cachefs@redhat.com
Link: https://lore.kernel.org/r/202112100804.nksO8K4u-lkp@intel.com/ [1]
Link: https://lore.kernel.org/r/202112100957.2oEDT20W-lkp@intel.com/ [2]
Link: https://lore.kernel.org/r/163819668938.215744.14448852181937731615.stgit@warthog.procyon.org.uk/ # v1
Link: https://lore.kernel.org/r/163906979003.143852.2601189243864854724.stgit@warthog.procyon.org.uk/ # v2
Link: https://lore.kernel.org/r/163967182112.1823006.7791504655391213379.stgit@warthog.procyon.org.uk/ # v3
Link: https://lore.kernel.org/r/164021575950.640689.12069642327533368467.stgit@warthog.procyon.org.uk/ # v4
2022-01-10 11:53:25 +00:00

1459 lines
37 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
*/
#undef TRACE_SYSTEM
#define TRACE_SYSTEM nfs
#if !defined(_TRACE_NFS_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_NFS_H
#include <linux/tracepoint.h>
#include <linux/iversion.h>
#include <trace/events/fs.h>
#include <trace/events/nfs.h>
#include <trace/events/sunrpc_base.h>
#define nfs_show_cache_validity(v) \
__print_flags(v, "|", \
{ NFS_INO_INVALID_DATA, "INVALID_DATA" }, \
{ NFS_INO_INVALID_ATIME, "INVALID_ATIME" }, \
{ NFS_INO_INVALID_ACCESS, "INVALID_ACCESS" }, \
{ NFS_INO_INVALID_ACL, "INVALID_ACL" }, \
{ NFS_INO_REVAL_PAGECACHE, "REVAL_PAGECACHE" }, \
{ NFS_INO_REVAL_FORCED, "REVAL_FORCED" }, \
{ NFS_INO_INVALID_LABEL, "INVALID_LABEL" }, \
{ NFS_INO_INVALID_CHANGE, "INVALID_CHANGE" }, \
{ NFS_INO_INVALID_CTIME, "INVALID_CTIME" }, \
{ NFS_INO_INVALID_MTIME, "INVALID_MTIME" }, \
{ NFS_INO_INVALID_SIZE, "INVALID_SIZE" }, \
{ NFS_INO_INVALID_OTHER, "INVALID_OTHER" }, \
{ NFS_INO_DATA_INVAL_DEFER, "DATA_INVAL_DEFER" }, \
{ NFS_INO_INVALID_BLOCKS, "INVALID_BLOCKS" }, \
{ NFS_INO_INVALID_XATTR, "INVALID_XATTR" }, \
{ NFS_INO_INVALID_NLINK, "INVALID_NLINK" }, \
{ NFS_INO_INVALID_MODE, "INVALID_MODE" })
#define nfs_show_nfsi_flags(v) \
__print_flags(v, "|", \
{ BIT(NFS_INO_ADVISE_RDPLUS), "ADVISE_RDPLUS" }, \
{ BIT(NFS_INO_STALE), "STALE" }, \
{ BIT(NFS_INO_ACL_LRU_SET), "ACL_LRU_SET" }, \
{ BIT(NFS_INO_INVALIDATING), "INVALIDATING" }, \
{ BIT(NFS_INO_FSCACHE), "FSCACHE" }, \
{ BIT(NFS_INO_LAYOUTCOMMIT), "NEED_LAYOUTCOMMIT" }, \
{ BIT(NFS_INO_LAYOUTCOMMITTING), "LAYOUTCOMMIT" }, \
{ BIT(NFS_INO_LAYOUTSTATS), "LAYOUTSTATS" }, \
{ BIT(NFS_INO_ODIRECT), "ODIRECT" })
DECLARE_EVENT_CLASS(nfs_inode_event,
TP_PROTO(
const struct inode *inode
),
TP_ARGS(inode),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(u64, version)
),
TP_fast_assign(
const struct nfs_inode *nfsi = NFS_I(inode);
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->version = inode_peek_iversion_raw(inode);
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu ",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
(unsigned long long)__entry->version
)
);
DECLARE_EVENT_CLASS(nfs_inode_event_done,
TP_PROTO(
const struct inode *inode,
int error
),
TP_ARGS(inode, error),
TP_STRUCT__entry(
__field(unsigned long, error)
__field(dev_t, dev)
__field(u32, fhandle)
__field(unsigned char, type)
__field(u64, fileid)
__field(u64, version)
__field(loff_t, size)
__field(unsigned long, nfsi_flags)
__field(unsigned long, cache_validity)
),
TP_fast_assign(
const struct nfs_inode *nfsi = NFS_I(inode);
__entry->error = error < 0 ? -error : 0;
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->type = nfs_umode_to_dtype(inode->i_mode);
__entry->version = inode_peek_iversion_raw(inode);
__entry->size = i_size_read(inode);
__entry->nfsi_flags = nfsi->flags;
__entry->cache_validity = nfsi->cache_validity;
),
TP_printk(
"error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
"type=%u (%s) version=%llu size=%lld "
"cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s)",
-__entry->error, show_nfs_status(__entry->error),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
__entry->type,
show_fs_dirent_type(__entry->type),
(unsigned long long)__entry->version,
(long long)__entry->size,
__entry->cache_validity,
nfs_show_cache_validity(__entry->cache_validity),
__entry->nfsi_flags,
nfs_show_nfsi_flags(__entry->nfsi_flags)
)
);
#define DEFINE_NFS_INODE_EVENT(name) \
DEFINE_EVENT(nfs_inode_event, name, \
TP_PROTO( \
const struct inode *inode \
), \
TP_ARGS(inode))
#define DEFINE_NFS_INODE_EVENT_DONE(name) \
DEFINE_EVENT(nfs_inode_event_done, name, \
TP_PROTO( \
const struct inode *inode, \
int error \
), \
TP_ARGS(inode, error))
DEFINE_NFS_INODE_EVENT(nfs_set_inode_stale);
DEFINE_NFS_INODE_EVENT(nfs_refresh_inode_enter);
DEFINE_NFS_INODE_EVENT_DONE(nfs_refresh_inode_exit);
DEFINE_NFS_INODE_EVENT(nfs_revalidate_inode_enter);
DEFINE_NFS_INODE_EVENT_DONE(nfs_revalidate_inode_exit);
DEFINE_NFS_INODE_EVENT(nfs_invalidate_mapping_enter);
DEFINE_NFS_INODE_EVENT_DONE(nfs_invalidate_mapping_exit);
DEFINE_NFS_INODE_EVENT(nfs_getattr_enter);
DEFINE_NFS_INODE_EVENT_DONE(nfs_getattr_exit);
DEFINE_NFS_INODE_EVENT(nfs_setattr_enter);
DEFINE_NFS_INODE_EVENT_DONE(nfs_setattr_exit);
DEFINE_NFS_INODE_EVENT(nfs_writeback_page_enter);
DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_page_exit);
DEFINE_NFS_INODE_EVENT(nfs_writeback_inode_enter);
DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_inode_exit);
DEFINE_NFS_INODE_EVENT(nfs_fsync_enter);
DEFINE_NFS_INODE_EVENT_DONE(nfs_fsync_exit);
DEFINE_NFS_INODE_EVENT(nfs_access_enter);
DEFINE_NFS_INODE_EVENT_DONE(nfs_set_cache_invalid);
TRACE_EVENT(nfs_access_exit,
TP_PROTO(
const struct inode *inode,
unsigned int mask,
unsigned int permitted,
int error
),
TP_ARGS(inode, mask, permitted, error),
TP_STRUCT__entry(
__field(unsigned long, error)
__field(dev_t, dev)
__field(u32, fhandle)
__field(unsigned char, type)
__field(u64, fileid)
__field(u64, version)
__field(loff_t, size)
__field(unsigned long, nfsi_flags)
__field(unsigned long, cache_validity)
__field(unsigned int, mask)
__field(unsigned int, permitted)
),
TP_fast_assign(
const struct nfs_inode *nfsi = NFS_I(inode);
__entry->error = error < 0 ? -error : 0;
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->type = nfs_umode_to_dtype(inode->i_mode);
__entry->version = inode_peek_iversion_raw(inode);
__entry->size = i_size_read(inode);
__entry->nfsi_flags = nfsi->flags;
__entry->cache_validity = nfsi->cache_validity;
__entry->mask = mask;
__entry->permitted = permitted;
),
TP_printk(
"error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
"type=%u (%s) version=%llu size=%lld "
"cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s) "
"mask=0x%x permitted=0x%x",
-__entry->error, show_nfs_status(__entry->error),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
__entry->type,
show_fs_dirent_type(__entry->type),
(unsigned long long)__entry->version,
(long long)__entry->size,
__entry->cache_validity,
nfs_show_cache_validity(__entry->cache_validity),
__entry->nfsi_flags,
nfs_show_nfsi_flags(__entry->nfsi_flags),
__entry->mask, __entry->permitted
)
);
DECLARE_EVENT_CLASS(nfs_update_size_class,
TP_PROTO(
const struct inode *inode,
loff_t new_size
),
TP_ARGS(inode, new_size),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(u64, version)
__field(loff_t, cur_size)
__field(loff_t, new_size)
),
TP_fast_assign(
const struct nfs_inode *nfsi = NFS_I(inode);
__entry->dev = inode->i_sb->s_dev;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->fileid = nfsi->fileid;
__entry->version = inode_peek_iversion_raw(inode);
__entry->cur_size = i_size_read(inode);
__entry->new_size = new_size;
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu cursize=%lld newsize=%lld",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle, __entry->version,
__entry->cur_size, __entry->new_size
)
);
#define DEFINE_NFS_UPDATE_SIZE_EVENT(name) \
DEFINE_EVENT(nfs_update_size_class, nfs_size_##name, \
TP_PROTO( \
const struct inode *inode, \
loff_t new_size \
), \
TP_ARGS(inode, new_size))
DEFINE_NFS_UPDATE_SIZE_EVENT(truncate);
DEFINE_NFS_UPDATE_SIZE_EVENT(wcc);
DEFINE_NFS_UPDATE_SIZE_EVENT(update);
DEFINE_NFS_UPDATE_SIZE_EVENT(grow);
DECLARE_EVENT_CLASS(nfs_lookup_event,
TP_PROTO(
const struct inode *dir,
const struct dentry *dentry,
unsigned int flags
),
TP_ARGS(dir, dentry, flags),
TP_STRUCT__entry(
__field(unsigned long, flags)
__field(dev_t, dev)
__field(u64, dir)
__string(name, dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
__assign_str(name, dentry->d_name.name);
),
TP_printk(
"flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
__entry->flags,
show_fs_lookup_flags(__entry->flags),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
#define DEFINE_NFS_LOOKUP_EVENT(name) \
DEFINE_EVENT(nfs_lookup_event, name, \
TP_PROTO( \
const struct inode *dir, \
const struct dentry *dentry, \
unsigned int flags \
), \
TP_ARGS(dir, dentry, flags))
DECLARE_EVENT_CLASS(nfs_lookup_event_done,
TP_PROTO(
const struct inode *dir,
const struct dentry *dentry,
unsigned int flags,
int error
),
TP_ARGS(dir, dentry, flags, error),
TP_STRUCT__entry(
__field(unsigned long, error)
__field(unsigned long, flags)
__field(dev_t, dev)
__field(u64, dir)
__string(name, dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->error = error < 0 ? -error : 0;
__entry->flags = flags;
__assign_str(name, dentry->d_name.name);
),
TP_printk(
"error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
-__entry->error, show_nfs_status(__entry->error),
__entry->flags,
show_fs_lookup_flags(__entry->flags),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
#define DEFINE_NFS_LOOKUP_EVENT_DONE(name) \
DEFINE_EVENT(nfs_lookup_event_done, name, \
TP_PROTO( \
const struct inode *dir, \
const struct dentry *dentry, \
unsigned int flags, \
int error \
), \
TP_ARGS(dir, dentry, flags, error))
DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_enter);
DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_exit);
DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_revalidate_enter);
DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_revalidate_exit);
TRACE_EVENT(nfs_atomic_open_enter,
TP_PROTO(
const struct inode *dir,
const struct nfs_open_context *ctx,
unsigned int flags
),
TP_ARGS(dir, ctx, flags),
TP_STRUCT__entry(
__field(unsigned long, flags)
__field(unsigned long, fmode)
__field(dev_t, dev)
__field(u64, dir)
__string(name, ctx->dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
__entry->fmode = (__force unsigned long)ctx->mode;
__assign_str(name, ctx->dentry->d_name.name);
),
TP_printk(
"flags=0x%lx (%s) fmode=%s name=%02x:%02x:%llu/%s",
__entry->flags,
show_fs_fcntl_open_flags(__entry->flags),
show_fs_fmode_flags(__entry->fmode),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
TRACE_EVENT(nfs_atomic_open_exit,
TP_PROTO(
const struct inode *dir,
const struct nfs_open_context *ctx,
unsigned int flags,
int error
),
TP_ARGS(dir, ctx, flags, error),
TP_STRUCT__entry(
__field(unsigned long, error)
__field(unsigned long, flags)
__field(unsigned long, fmode)
__field(dev_t, dev)
__field(u64, dir)
__string(name, ctx->dentry->d_name.name)
),
TP_fast_assign(
__entry->error = -error;
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
__entry->fmode = (__force unsigned long)ctx->mode;
__assign_str(name, ctx->dentry->d_name.name);
),
TP_printk(
"error=%ld (%s) flags=0x%lx (%s) fmode=%s "
"name=%02x:%02x:%llu/%s",
-__entry->error, show_nfs_status(__entry->error),
__entry->flags,
show_fs_fcntl_open_flags(__entry->flags),
show_fs_fmode_flags(__entry->fmode),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
TRACE_EVENT(nfs_create_enter,
TP_PROTO(
const struct inode *dir,
const struct dentry *dentry,
unsigned int flags
),
TP_ARGS(dir, dentry, flags),
TP_STRUCT__entry(
__field(unsigned long, flags)
__field(dev_t, dev)
__field(u64, dir)
__string(name, dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
__assign_str(name, dentry->d_name.name);
),
TP_printk(
"flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
__entry->flags,
show_fs_fcntl_open_flags(__entry->flags),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
TRACE_EVENT(nfs_create_exit,
TP_PROTO(
const struct inode *dir,
const struct dentry *dentry,
unsigned int flags,
int error
),
TP_ARGS(dir, dentry, flags, error),
TP_STRUCT__entry(
__field(unsigned long, error)
__field(unsigned long, flags)
__field(dev_t, dev)
__field(u64, dir)
__string(name, dentry->d_name.name)
),
TP_fast_assign(
__entry->error = -error;
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
__assign_str(name, dentry->d_name.name);
),
TP_printk(
"error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
-__entry->error, show_nfs_status(__entry->error),
__entry->flags,
show_fs_fcntl_open_flags(__entry->flags),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
DECLARE_EVENT_CLASS(nfs_directory_event,
TP_PROTO(
const struct inode *dir,
const struct dentry *dentry
),
TP_ARGS(dir, dentry),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u64, dir)
__string(name, dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__assign_str(name, dentry->d_name.name);
),
TP_printk(
"name=%02x:%02x:%llu/%s",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
#define DEFINE_NFS_DIRECTORY_EVENT(name) \
DEFINE_EVENT(nfs_directory_event, name, \
TP_PROTO( \
const struct inode *dir, \
const struct dentry *dentry \
), \
TP_ARGS(dir, dentry))
DECLARE_EVENT_CLASS(nfs_directory_event_done,
TP_PROTO(
const struct inode *dir,
const struct dentry *dentry,
int error
),
TP_ARGS(dir, dentry, error),
TP_STRUCT__entry(
__field(unsigned long, error)
__field(dev_t, dev)
__field(u64, dir)
__string(name, dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->error = error < 0 ? -error : 0;
__assign_str(name, dentry->d_name.name);
),
TP_printk(
"error=%ld (%s) name=%02x:%02x:%llu/%s",
-__entry->error, show_nfs_status(__entry->error),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
#define DEFINE_NFS_DIRECTORY_EVENT_DONE(name) \
DEFINE_EVENT(nfs_directory_event_done, name, \
TP_PROTO( \
const struct inode *dir, \
const struct dentry *dentry, \
int error \
), \
TP_ARGS(dir, dentry, error))
DEFINE_NFS_DIRECTORY_EVENT(nfs_mknod_enter);
DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mknod_exit);
DEFINE_NFS_DIRECTORY_EVENT(nfs_mkdir_enter);
DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mkdir_exit);
DEFINE_NFS_DIRECTORY_EVENT(nfs_rmdir_enter);
DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_rmdir_exit);
DEFINE_NFS_DIRECTORY_EVENT(nfs_remove_enter);
DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_remove_exit);
DEFINE_NFS_DIRECTORY_EVENT(nfs_unlink_enter);
DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_unlink_exit);
DEFINE_NFS_DIRECTORY_EVENT(nfs_symlink_enter);
DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_symlink_exit);
TRACE_EVENT(nfs_link_enter,
TP_PROTO(
const struct inode *inode,
const struct inode *dir,
const struct dentry *dentry
),
TP_ARGS(inode, dir, dentry),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u64, fileid)
__field(u64, dir)
__string(name, dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = NFS_FILEID(inode);
__entry->dir = NFS_FILEID(dir);
__assign_str(name, dentry->d_name.name);
),
TP_printk(
"fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->fileid,
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
TRACE_EVENT(nfs_link_exit,
TP_PROTO(
const struct inode *inode,
const struct inode *dir,
const struct dentry *dentry,
int error
),
TP_ARGS(inode, dir, dentry, error),
TP_STRUCT__entry(
__field(unsigned long, error)
__field(dev_t, dev)
__field(u64, fileid)
__field(u64, dir)
__string(name, dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = NFS_FILEID(inode);
__entry->dir = NFS_FILEID(dir);
__entry->error = error < 0 ? -error : 0;
__assign_str(name, dentry->d_name.name);
),
TP_printk(
"error=%ld (%s) fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
-__entry->error, show_nfs_status(__entry->error),
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->fileid,
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
DECLARE_EVENT_CLASS(nfs_rename_event,
TP_PROTO(
const struct inode *old_dir,
const struct dentry *old_dentry,
const struct inode *new_dir,
const struct dentry *new_dentry
),
TP_ARGS(old_dir, old_dentry, new_dir, new_dentry),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u64, old_dir)
__field(u64, new_dir)
__string(old_name, old_dentry->d_name.name)
__string(new_name, new_dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = old_dir->i_sb->s_dev;
__entry->old_dir = NFS_FILEID(old_dir);
__entry->new_dir = NFS_FILEID(new_dir);
__assign_str(old_name, old_dentry->d_name.name);
__assign_str(new_name, new_dentry->d_name.name);
),
TP_printk(
"old_name=%02x:%02x:%llu/%s new_name=%02x:%02x:%llu/%s",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->old_dir,
__get_str(old_name),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->new_dir,
__get_str(new_name)
)
);
#define DEFINE_NFS_RENAME_EVENT(name) \
DEFINE_EVENT(nfs_rename_event, name, \
TP_PROTO( \
const struct inode *old_dir, \
const struct dentry *old_dentry, \
const struct inode *new_dir, \
const struct dentry *new_dentry \
), \
TP_ARGS(old_dir, old_dentry, new_dir, new_dentry))
DECLARE_EVENT_CLASS(nfs_rename_event_done,
TP_PROTO(
const struct inode *old_dir,
const struct dentry *old_dentry,
const struct inode *new_dir,
const struct dentry *new_dentry,
int error
),
TP_ARGS(old_dir, old_dentry, new_dir, new_dentry, error),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(unsigned long, error)
__field(u64, old_dir)
__string(old_name, old_dentry->d_name.name)
__field(u64, new_dir)
__string(new_name, new_dentry->d_name.name)
),
TP_fast_assign(
__entry->dev = old_dir->i_sb->s_dev;
__entry->error = -error;
__entry->old_dir = NFS_FILEID(old_dir);
__entry->new_dir = NFS_FILEID(new_dir);
__assign_str(old_name, old_dentry->d_name.name);
__assign_str(new_name, new_dentry->d_name.name);
),
TP_printk(
"error=%ld (%s) old_name=%02x:%02x:%llu/%s "
"new_name=%02x:%02x:%llu/%s",
-__entry->error, show_nfs_status(__entry->error),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->old_dir,
__get_str(old_name),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->new_dir,
__get_str(new_name)
)
);
#define DEFINE_NFS_RENAME_EVENT_DONE(name) \
DEFINE_EVENT(nfs_rename_event_done, name, \
TP_PROTO( \
const struct inode *old_dir, \
const struct dentry *old_dentry, \
const struct inode *new_dir, \
const struct dentry *new_dentry, \
int error \
), \
TP_ARGS(old_dir, old_dentry, new_dir, \
new_dentry, error))
DEFINE_NFS_RENAME_EVENT(nfs_rename_enter);
DEFINE_NFS_RENAME_EVENT_DONE(nfs_rename_exit);
DEFINE_NFS_RENAME_EVENT_DONE(nfs_sillyrename_rename);
TRACE_EVENT(nfs_sillyrename_unlink,
TP_PROTO(
const struct nfs_unlinkdata *data,
int error
),
TP_ARGS(data, error),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(unsigned long, error)
__field(u64, dir)
__dynamic_array(char, name, data->args.name.len + 1)
),
TP_fast_assign(
struct inode *dir = d_inode(data->dentry->d_parent);
size_t len = data->args.name.len;
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->error = -error;
memcpy(__get_str(name),
data->args.name.name, len);
__get_str(name)[len] = 0;
),
TP_printk(
"error=%ld (%s) name=%02x:%02x:%llu/%s",
-__entry->error, show_nfs_status(__entry->error),
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->dir,
__get_str(name)
)
);
TRACE_EVENT(nfs_aop_readpage,
TP_PROTO(
const struct inode *inode,
struct page *page
),
TP_ARGS(inode, page),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(u64, version)
__field(loff_t, offset)
),
TP_fast_assign(
const struct nfs_inode *nfsi = NFS_I(inode);
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->version = inode_peek_iversion_raw(inode);
__entry->offset = page_index(page) << PAGE_SHIFT;
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu offset=%lld",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle, __entry->version,
__entry->offset
)
);
TRACE_EVENT(nfs_aop_readpage_done,
TP_PROTO(
const struct inode *inode,
struct page *page,
int ret
),
TP_ARGS(inode, page, ret),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(int, ret)
__field(u64, fileid)
__field(u64, version)
__field(loff_t, offset)
),
TP_fast_assign(
const struct nfs_inode *nfsi = NFS_I(inode);
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->version = inode_peek_iversion_raw(inode);
__entry->offset = page_index(page) << PAGE_SHIFT;
__entry->ret = ret;
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu offset=%lld ret=%d",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle, __entry->version,
__entry->offset, __entry->ret
)
);
TRACE_EVENT(nfs_aop_readahead,
TP_PROTO(
const struct inode *inode,
struct page *page,
unsigned int nr_pages
),
TP_ARGS(inode, page, nr_pages),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(u64, version)
__field(loff_t, offset)
__field(unsigned int, nr_pages)
),
TP_fast_assign(
const struct nfs_inode *nfsi = NFS_I(inode);
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->version = inode_peek_iversion_raw(inode);
__entry->offset = page_index(page) << PAGE_SHIFT;
__entry->nr_pages = nr_pages;
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu offset=%lld nr_pages=%u",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle, __entry->version,
__entry->offset, __entry->nr_pages
)
);
TRACE_EVENT(nfs_aop_readahead_done,
TP_PROTO(
const struct inode *inode,
unsigned int nr_pages,
int ret
),
TP_ARGS(inode, nr_pages, ret),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(int, ret)
__field(u64, fileid)
__field(u64, version)
__field(loff_t, offset)
__field(unsigned int, nr_pages)
),
TP_fast_assign(
const struct nfs_inode *nfsi = NFS_I(inode);
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->version = inode_peek_iversion_raw(inode);
__entry->nr_pages = nr_pages;
__entry->ret = ret;
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu nr_pages=%u ret=%d",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle, __entry->version,
__entry->nr_pages, __entry->ret
)
);
TRACE_EVENT(nfs_initiate_read,
TP_PROTO(
const struct nfs_pgio_header *hdr
),
TP_ARGS(hdr),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(loff_t, offset)
__field(u32, count)
),
TP_fast_assign(
const struct inode *inode = hdr->inode;
const struct nfs_inode *nfsi = NFS_I(inode);
const struct nfs_fh *fh = hdr->args.fh ?
hdr->args.fh : &nfsi->fh;
__entry->offset = hdr->args.offset;
__entry->count = hdr->args.count;
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(fh);
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x "
"offset=%lld count=%u",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
(long long)__entry->offset, __entry->count
)
);
TRACE_EVENT(nfs_readpage_done,
TP_PROTO(
const struct rpc_task *task,
const struct nfs_pgio_header *hdr
),
TP_ARGS(task, hdr),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(loff_t, offset)
__field(u32, arg_count)
__field(u32, res_count)
__field(bool, eof)
__field(int, status)
),
TP_fast_assign(
const struct inode *inode = hdr->inode;
const struct nfs_inode *nfsi = NFS_I(inode);
const struct nfs_fh *fh = hdr->args.fh ?
hdr->args.fh : &nfsi->fh;
__entry->status = task->tk_status;
__entry->offset = hdr->args.offset;
__entry->arg_count = hdr->args.count;
__entry->res_count = hdr->res.count;
__entry->eof = hdr->res.eof;
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(fh);
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x "
"offset=%lld count=%u res=%u status=%d%s",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
(long long)__entry->offset, __entry->arg_count,
__entry->res_count, __entry->status,
__entry->eof ? " eof" : ""
)
);
TRACE_EVENT(nfs_readpage_short,
TP_PROTO(
const struct rpc_task *task,
const struct nfs_pgio_header *hdr
),
TP_ARGS(task, hdr),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(loff_t, offset)
__field(u32, arg_count)
__field(u32, res_count)
__field(bool, eof)
__field(int, status)
),
TP_fast_assign(
const struct inode *inode = hdr->inode;
const struct nfs_inode *nfsi = NFS_I(inode);
const struct nfs_fh *fh = hdr->args.fh ?
hdr->args.fh : &nfsi->fh;
__entry->status = task->tk_status;
__entry->offset = hdr->args.offset;
__entry->arg_count = hdr->args.count;
__entry->res_count = hdr->res.count;
__entry->eof = hdr->res.eof;
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(fh);
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x "
"offset=%lld count=%u res=%u status=%d%s",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
(long long)__entry->offset, __entry->arg_count,
__entry->res_count, __entry->status,
__entry->eof ? " eof" : ""
)
);
TRACE_EVENT(nfs_pgio_error,
TP_PROTO(
const struct nfs_pgio_header *hdr,
int error,
loff_t pos
),
TP_ARGS(hdr, error, pos),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(loff_t, offset)
__field(u32, arg_count)
__field(u32, res_count)
__field(loff_t, pos)
__field(int, status)
),
TP_fast_assign(
const struct inode *inode = hdr->inode;
const struct nfs_inode *nfsi = NFS_I(inode);
const struct nfs_fh *fh = hdr->args.fh ?
hdr->args.fh : &nfsi->fh;
__entry->status = error;
__entry->offset = hdr->args.offset;
__entry->arg_count = hdr->args.count;
__entry->res_count = hdr->res.count;
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(fh);
),
TP_printk("fileid=%02x:%02x:%llu fhandle=0x%08x "
"offset=%lld count=%u res=%u pos=%llu status=%d",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid, __entry->fhandle,
(long long)__entry->offset, __entry->arg_count, __entry->res_count,
__entry->pos, __entry->status
)
);
TRACE_EVENT(nfs_initiate_write,
TP_PROTO(
const struct nfs_pgio_header *hdr
),
TP_ARGS(hdr),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(loff_t, offset)
__field(u32, count)
__field(unsigned long, stable)
),
TP_fast_assign(
const struct inode *inode = hdr->inode;
const struct nfs_inode *nfsi = NFS_I(inode);
const struct nfs_fh *fh = hdr->args.fh ?
hdr->args.fh : &nfsi->fh;
__entry->offset = hdr->args.offset;
__entry->count = hdr->args.count;
__entry->stable = hdr->args.stable;
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(fh);
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x "
"offset=%lld count=%u stable=%s",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
(long long)__entry->offset, __entry->count,
show_nfs_stable_how(__entry->stable)
)
);
TRACE_EVENT(nfs_writeback_done,
TP_PROTO(
const struct rpc_task *task,
const struct nfs_pgio_header *hdr
),
TP_ARGS(task, hdr),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(loff_t, offset)
__field(u32, arg_count)
__field(u32, res_count)
__field(int, status)
__field(unsigned long, stable)
__array(char, verifier, NFS4_VERIFIER_SIZE)
),
TP_fast_assign(
const struct inode *inode = hdr->inode;
const struct nfs_inode *nfsi = NFS_I(inode);
const struct nfs_fh *fh = hdr->args.fh ?
hdr->args.fh : &nfsi->fh;
const struct nfs_writeverf *verf = hdr->res.verf;
__entry->status = task->tk_status;
__entry->offset = hdr->args.offset;
__entry->arg_count = hdr->args.count;
__entry->res_count = hdr->res.count;
__entry->stable = verf->committed;
memcpy(__entry->verifier,
&verf->verifier,
NFS4_VERIFIER_SIZE);
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(fh);
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x "
"offset=%lld count=%u res=%u status=%d stable=%s "
"verifier=%s",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
(long long)__entry->offset, __entry->arg_count,
__entry->res_count, __entry->status,
show_nfs_stable_how(__entry->stable),
show_nfs4_verifier(__entry->verifier)
)
);
DECLARE_EVENT_CLASS(nfs_page_error_class,
TP_PROTO(
const struct nfs_page *req,
int error
),
TP_ARGS(req, error),
TP_STRUCT__entry(
__field(const void *, req)
__field(pgoff_t, index)
__field(unsigned int, offset)
__field(unsigned int, pgbase)
__field(unsigned int, bytes)
__field(int, error)
),
TP_fast_assign(
__entry->req = req;
__entry->index = req->wb_index;
__entry->offset = req->wb_offset;
__entry->pgbase = req->wb_pgbase;
__entry->bytes = req->wb_bytes;
__entry->error = error;
),
TP_printk(
"req=%p index=%lu offset=%u pgbase=%u bytes=%u error=%d",
__entry->req, __entry->index, __entry->offset,
__entry->pgbase, __entry->bytes, __entry->error
)
);
#define DEFINE_NFS_PAGEERR_EVENT(name) \
DEFINE_EVENT(nfs_page_error_class, name, \
TP_PROTO( \
const struct nfs_page *req, \
int error \
), \
TP_ARGS(req, error))
DEFINE_NFS_PAGEERR_EVENT(nfs_write_error);
DEFINE_NFS_PAGEERR_EVENT(nfs_comp_error);
DEFINE_NFS_PAGEERR_EVENT(nfs_commit_error);
TRACE_EVENT(nfs_initiate_commit,
TP_PROTO(
const struct nfs_commit_data *data
),
TP_ARGS(data),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(loff_t, offset)
__field(u32, count)
),
TP_fast_assign(
const struct inode *inode = data->inode;
const struct nfs_inode *nfsi = NFS_I(inode);
const struct nfs_fh *fh = data->args.fh ?
data->args.fh : &nfsi->fh;
__entry->offset = data->args.offset;
__entry->count = data->args.count;
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(fh);
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x "
"offset=%lld count=%u",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
(long long)__entry->offset, __entry->count
)
);
TRACE_EVENT(nfs_commit_done,
TP_PROTO(
const struct rpc_task *task,
const struct nfs_commit_data *data
),
TP_ARGS(task, data),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
__field(loff_t, offset)
__field(int, status)
__field(unsigned long, stable)
__array(char, verifier, NFS4_VERIFIER_SIZE)
),
TP_fast_assign(
const struct inode *inode = data->inode;
const struct nfs_inode *nfsi = NFS_I(inode);
const struct nfs_fh *fh = data->args.fh ?
data->args.fh : &nfsi->fh;
const struct nfs_writeverf *verf = data->res.verf;
__entry->status = task->tk_status;
__entry->offset = data->args.offset;
__entry->stable = verf->committed;
memcpy(__entry->verifier,
&verf->verifier,
NFS4_VERIFIER_SIZE);
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(fh);
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x "
"offset=%lld status=%d stable=%s verifier=%s",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle,
(long long)__entry->offset, __entry->status,
show_nfs_stable_how(__entry->stable),
show_nfs4_verifier(__entry->verifier)
)
);
TRACE_EVENT(nfs_fh_to_dentry,
TP_PROTO(
const struct super_block *sb,
const struct nfs_fh *fh,
u64 fileid,
int error
),
TP_ARGS(sb, fh, fileid, error),
TP_STRUCT__entry(
__field(int, error)
__field(dev_t, dev)
__field(u32, fhandle)
__field(u64, fileid)
),
TP_fast_assign(
__entry->error = error;
__entry->dev = sb->s_dev;
__entry->fileid = fileid;
__entry->fhandle = nfs_fhandle_hash(fh);
),
TP_printk(
"error=%d fileid=%02x:%02x:%llu fhandle=0x%08x ",
__entry->error,
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle
)
);
DECLARE_EVENT_CLASS(nfs_xdr_event,
TP_PROTO(
const struct xdr_stream *xdr,
int error
),
TP_ARGS(xdr, error),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(u32, xid)
__field(int, version)
__field(unsigned long, error)
__string(program,
xdr->rqst->rq_task->tk_client->cl_program->name)
__string(procedure,
xdr->rqst->rq_task->tk_msg.rpc_proc->p_name)
),
TP_fast_assign(
const struct rpc_rqst *rqstp = xdr->rqst;
const struct rpc_task *task = rqstp->rq_task;
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->xid = be32_to_cpu(rqstp->rq_xid);
__entry->version = task->tk_client->cl_vers;
__entry->error = error;
__assign_str(program,
task->tk_client->cl_program->name);
__assign_str(procedure, task->tk_msg.rpc_proc->p_name);
),
TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
" xid=0x%08x %sv%d %s error=%ld (%s)",
__entry->task_id, __entry->client_id, __entry->xid,
__get_str(program), __entry->version,
__get_str(procedure), -__entry->error,
show_nfs_status(__entry->error)
)
);
#define DEFINE_NFS_XDR_EVENT(name) \
DEFINE_EVENT(nfs_xdr_event, name, \
TP_PROTO( \
const struct xdr_stream *xdr, \
int error \
), \
TP_ARGS(xdr, error))
DEFINE_NFS_XDR_EVENT(nfs_xdr_status);
DEFINE_NFS_XDR_EVENT(nfs_xdr_bad_filehandle);
#endif /* _TRACE_NFS_H */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE nfstrace
/* This part must be outside protection */
#include <trace/define_trace.h>