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bcachefs: x-macro-ify inode flags enum 

This lets us use bch2_prt_bitflags to print them out.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2023-11-02 11:42:48 -04:00
parent d4c8bb69d0
commit 103ffe9aaf
9 changed files with 85 additions and 79 deletions
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44
fs/bcachefs/bcachefs_format.h
View File

@ -824,34 +824,30 @@ enum inode_opt_id {
Inode_opt_nr,
};
enum {
/*
* User flags (get/settable with FS_IOC_*FLAGS, correspond to FS_*_FL
* flags)
*/
__BCH_INODE_SYNC = 0,
__BCH_INODE_IMMUTABLE = 1,
__BCH_INODE_APPEND = 2,
__BCH_INODE_NODUMP = 3,
__BCH_INODE_NOATIME = 4,
#define BCH_INODE_FLAGS() \
x(sync, 0) \
x(immutable, 1) \
x(append, 2) \
x(nodump, 3) \
x(noatime, 4) \
x(i_size_dirty, 5) \
x(i_sectors_dirty, 6) \
x(unlinked, 7) \
x(backptr_untrusted, 8)
__BCH_INODE_I_SIZE_DIRTY = 5, /* obsolete */
__BCH_INODE_I_SECTORS_DIRTY = 6, /* obsolete */
__BCH_INODE_UNLINKED = 7,
__BCH_INODE_BACKPTR_UNTRUSTED = 8,
/* bits 20+ reserved for packed fields below: */
/* bits 20+ reserved for packed fields below: */
enum bch_inode_flags {
#define x(t, n) BCH_INODE_##t = 1U << n,
BCH_INODE_FLAGS()
#undef x
};
#define BCH_INODE_SYNC (1 << __BCH_INODE_SYNC)
#define BCH_INODE_IMMUTABLE (1 << __BCH_INODE_IMMUTABLE)
#define BCH_INODE_APPEND (1 << __BCH_INODE_APPEND)
#define BCH_INODE_NODUMP (1 << __BCH_INODE_NODUMP)
#define BCH_INODE_NOATIME (1 << __BCH_INODE_NOATIME)
#define BCH_INODE_I_SIZE_DIRTY (1 << __BCH_INODE_I_SIZE_DIRTY)
#define BCH_INODE_I_SECTORS_DIRTY (1 << __BCH_INODE_I_SECTORS_DIRTY)
#define BCH_INODE_UNLINKED (1 << __BCH_INODE_UNLINKED)
#define BCH_INODE_BACKPTR_UNTRUSTED (1 << __BCH_INODE_BACKPTR_UNTRUSTED)
enum __bch_inode_flags {
#define x(t, n) __BCH_INODE_##t = n,
BCH_INODE_FLAGS()
#undef x
};
LE32_BITMASK(INODE_STR_HASH, struct bch_inode, bi_flags, 20, 24);
LE32_BITMASK(INODE_NR_FIELDS, struct bch_inode, bi_flags, 24, 31);

2
fs/bcachefs/fs-common.c
View File

@ -51,7 +51,7 @@ int bch2_create_trans(struct btree_trans *trans,
bch2_inode_init_late(new_inode, now, uid, gid, mode, rdev, dir_u);
if (flags & BCH_CREATE_TMPFILE)
new_inode->bi_flags |= BCH_INODE_UNLINKED;
new_inode->bi_flags |= BCH_INODE_unlinked;
ret = bch2_inode_create(trans, &inode_iter, new_inode, snapshot, cpu);
if (ret)

4
fs/bcachefs/fs-ioctl.c
View File

@ -45,13 +45,13 @@ static int bch2_inode_flags_set(struct btree_trans *trans,
unsigned newflags = s->flags;
unsigned oldflags = bi->bi_flags & s->mask;
if (((newflags ^ oldflags) & (BCH_INODE_APPEND|BCH_INODE_IMMUTABLE)) &&
if (((newflags ^ oldflags) & (BCH_INODE_append|BCH_INODE_immutable)) &&
!capable(CAP_LINUX_IMMUTABLE))
return -EPERM;
if (!S_ISREG(bi->bi_mode) &&
!S_ISDIR(bi->bi_mode) &&
(newflags & (BCH_INODE_NODUMP|BCH_INODE_NOATIME)) != newflags)
(newflags & (BCH_INODE_nodump|BCH_INODE_noatime)) != newflags)
return -EINVAL;
if (s->set_projinherit) {

28
fs/bcachefs/fs-ioctl.h
View File

@ -6,28 +6,28 @@
/* bcachefs inode flags -> vfs inode flags: */
static const __maybe_unused unsigned bch_flags_to_vfs[] = {
[__BCH_INODE_SYNC] = S_SYNC,
[__BCH_INODE_IMMUTABLE] = S_IMMUTABLE,
[__BCH_INODE_APPEND] = S_APPEND,
[__BCH_INODE_NOATIME] = S_NOATIME,
[__BCH_INODE_sync] = S_SYNC,
[__BCH_INODE_immutable] = S_IMMUTABLE,
[__BCH_INODE_append] = S_APPEND,
[__BCH_INODE_noatime] = S_NOATIME,
};
/* bcachefs inode flags -> FS_IOC_GETFLAGS: */
static const __maybe_unused unsigned bch_flags_to_uflags[] = {
[__BCH_INODE_SYNC] = FS_SYNC_FL,
[__BCH_INODE_IMMUTABLE] = FS_IMMUTABLE_FL,
[__BCH_INODE_APPEND] = FS_APPEND_FL,
[__BCH_INODE_NODUMP] = FS_NODUMP_FL,
[__BCH_INODE_NOATIME] = FS_NOATIME_FL,
[__BCH_INODE_sync] = FS_SYNC_FL,
[__BCH_INODE_immutable] = FS_IMMUTABLE_FL,
[__BCH_INODE_append] = FS_APPEND_FL,
[__BCH_INODE_nodump] = FS_NODUMP_FL,
[__BCH_INODE_noatime] = FS_NOATIME_FL,
};
/* bcachefs inode flags -> FS_IOC_FSGETXATTR: */
static const __maybe_unused unsigned bch_flags_to_xflags[] = {
[__BCH_INODE_SYNC] = FS_XFLAG_SYNC,
[__BCH_INODE_IMMUTABLE] = FS_XFLAG_IMMUTABLE,
[__BCH_INODE_APPEND] = FS_XFLAG_APPEND,
[__BCH_INODE_NODUMP] = FS_XFLAG_NODUMP,
[__BCH_INODE_NOATIME] = FS_XFLAG_NOATIME,
[__BCH_INODE_sync] = FS_XFLAG_SYNC,
[__BCH_INODE_immutable] = FS_XFLAG_IMMUTABLE,
[__BCH_INODE_append] = FS_XFLAG_APPEND,
[__BCH_INODE_nodump] = FS_XFLAG_NODUMP,
[__BCH_INODE_noatime] = FS_XFLAG_NOATIME,
//[__BCH_INODE_PROJINHERIT] = FS_XFLAG_PROJINHERIT;
};

6
fs/bcachefs/fs.c
View File

@ -764,15 +764,15 @@ static int bch2_getattr(struct mnt_idmap *idmap,
stat->btime = bch2_time_to_timespec(c, inode->ei_inode.bi_otime);
}
if (inode->ei_inode.bi_flags & BCH_INODE_IMMUTABLE)
if (inode->ei_inode.bi_flags & BCH_INODE_immutable)
stat->attributes |= STATX_ATTR_IMMUTABLE;
stat->attributes_mask |= STATX_ATTR_IMMUTABLE;
if (inode->ei_inode.bi_flags & BCH_INODE_APPEND)
if (inode->ei_inode.bi_flags & BCH_INODE_append)
stat->attributes |= STATX_ATTR_APPEND;
stat->attributes_mask |= STATX_ATTR_APPEND;
if (inode->ei_inode.bi_flags & BCH_INODE_NODUMP)
if (inode->ei_inode.bi_flags & BCH_INODE_nodump)
stat->attributes |= STATX_ATTR_NODUMP;
stat->attributes_mask |= STATX_ATTR_NODUMP;

34
fs/bcachefs/fsck.c
View File

@ -854,9 +854,9 @@ static int check_inode(struct btree_trans *trans,
BUG_ON(bch2_inode_unpack(k, &u));
if (!full &&
!(u.bi_flags & (BCH_INODE_I_SIZE_DIRTY|
BCH_INODE_I_SECTORS_DIRTY|
BCH_INODE_UNLINKED)))
!(u.bi_flags & (BCH_INODE_i_size_dirty|
BCH_INODE_i_sectors_dirty|
BCH_INODE_unlinked)))
return 0;
if (prev->bi_inum != u.bi_inum)
@ -870,7 +870,7 @@ static int check_inode(struct btree_trans *trans,
return -EINVAL;
}
if ((u.bi_flags & (BCH_INODE_I_SIZE_DIRTY|BCH_INODE_UNLINKED)) &&
if ((u.bi_flags & (BCH_INODE_i_size_dirty|BCH_INODE_unlinked)) &&
bch2_key_has_snapshot_overwrites(trans, BTREE_ID_inodes, k.k->p)) {
struct bpos new_min_pos;
@ -878,7 +878,7 @@ static int check_inode(struct btree_trans *trans,
if (ret)
goto err;
u.bi_flags &= ~BCH_INODE_I_SIZE_DIRTY|BCH_INODE_UNLINKED;
u.bi_flags &= ~BCH_INODE_i_size_dirty|BCH_INODE_unlinked;
ret = __write_inode(trans, &u, iter->pos.snapshot);
bch_err_msg(c, ret, "in fsck updating inode");
@ -890,7 +890,7 @@ static int check_inode(struct btree_trans *trans,
return 0;
}
if (u.bi_flags & BCH_INODE_UNLINKED &&
if (u.bi_flags & BCH_INODE_unlinked &&
(!c->sb.clean ||
fsck_err(c, inode_unlinked_but_clean,
"filesystem marked clean, but inode %llu unlinked",
@ -903,7 +903,7 @@ static int check_inode(struct btree_trans *trans,
return ret;
}
if (u.bi_flags & BCH_INODE_I_SIZE_DIRTY &&
if (u.bi_flags & BCH_INODE_i_size_dirty &&
(!c->sb.clean ||
fsck_err(c, inode_i_size_dirty_but_clean,
"filesystem marked clean, but inode %llu has i_size dirty",
@ -930,13 +930,13 @@ static int check_inode(struct btree_trans *trans,
* We truncated without our normal sector accounting hook, just
* make sure we recalculate it:
*/
u.bi_flags |= BCH_INODE_I_SECTORS_DIRTY;
u.bi_flags |= BCH_INODE_i_sectors_dirty;
u.bi_flags &= ~BCH_INODE_I_SIZE_DIRTY;
u.bi_flags &= ~BCH_INODE_i_size_dirty;
do_update = true;
}
if (u.bi_flags & BCH_INODE_I_SECTORS_DIRTY &&
if (u.bi_flags & BCH_INODE_i_sectors_dirty &&
(!c->sb.clean ||
fsck_err(c, inode_i_sectors_dirty_but_clean,
"filesystem marked clean, but inode %llu has i_sectors dirty",
@ -953,14 +953,14 @@ static int check_inode(struct btree_trans *trans,
}
u.bi_sectors = sectors;
u.bi_flags &= ~BCH_INODE_I_SECTORS_DIRTY;
u.bi_flags &= ~BCH_INODE_i_sectors_dirty;
do_update = true;
}
if (u.bi_flags & BCH_INODE_BACKPTR_UNTRUSTED) {
if (u.bi_flags & BCH_INODE_backptr_untrusted) {
u.bi_dir = 0;
u.bi_dir_offset = 0;
u.bi_flags &= ~BCH_INODE_BACKPTR_UNTRUSTED;
u.bi_flags &= ~BCH_INODE_backptr_untrusted;
do_update = true;
}
@ -1065,7 +1065,7 @@ static int check_i_sectors(struct btree_trans *trans, struct inode_walker *w)
return -BCH_ERR_internal_fsck_err;
}
if (fsck_err_on(!(i->inode.bi_flags & BCH_INODE_I_SECTORS_DIRTY),
if (fsck_err_on(!(i->inode.bi_flags & BCH_INODE_i_sectors_dirty),
c, inode_i_sectors_wrong,
"inode %llu:%u has incorrect i_sectors: got %llu, should be %llu",
w->last_pos.inode, i->snapshot,
@ -1405,7 +1405,7 @@ static int check_extent(struct btree_trans *trans, struct btree_iter *iter,
continue;
if (k.k->type != KEY_TYPE_whiteout) {
if (fsck_err_on(!(i->inode.bi_flags & BCH_INODE_I_SIZE_DIRTY) &&
if (fsck_err_on(!(i->inode.bi_flags & BCH_INODE_i_size_dirty) &&
k.k->p.offset > round_up(i->inode.bi_size, block_bytes(c)) >> 9 &&
!bkey_extent_is_reservation(k),
c, extent_past_end_of_inode,
@ -1588,7 +1588,7 @@ static int check_dirent_target(struct btree_trans *trans,
"inode %llu type %s has multiple links but i_nlink 0",
target->bi_inum, bch2_d_types[d.v->d_type])) {
target->bi_nlink++;
target->bi_flags &= ~BCH_INODE_UNLINKED;
target->bi_flags &= ~BCH_INODE_unlinked;
ret = __write_inode(trans, target, target_snapshot);
if (ret)
@ -2160,7 +2160,7 @@ int bch2_check_directory_structure(struct bch_fs *c)
break;
}
if (u.bi_flags & BCH_INODE_UNLINKED)
if (u.bi_flags & BCH_INODE_unlinked)
continue;
ret = check_path(trans, &path, &u, iter.pos.snapshot);

38
fs/bcachefs/inode.c
View File

@ -20,13 +20,18 @@
#include <asm/unaligned.h>
const char * const bch2_inode_opts[] = {
#define x(name, ...) #name,
const char * const bch2_inode_opts[] = {
BCH_INODE_OPTS()
#undef x
NULL,
};
static const char * const bch2_inode_flag_strs[] = {
BCH_INODE_FLAGS()
NULL
};
#undef x
static const u8 byte_table[8] = { 1, 2, 3, 4, 6, 8, 10, 13 };
static int inode_decode_field(const u8 *in, const u8 *end,
@ -426,7 +431,7 @@ static int __bch2_inode_invalid(struct bch_fs *c, struct bkey_s_c k, struct prin
inode_compression_type_invalid,
"invalid compression opt %u", unpacked.bi_compression - 1);
bkey_fsck_err_on((unpacked.bi_flags & BCH_INODE_UNLINKED) &&
bkey_fsck_err_on((unpacked.bi_flags & BCH_INODE_unlinked) &&
unpacked.bi_nlink != 0, c, err,
inode_unlinked_but_nlink_nonzero,
"flagged as unlinked but bi_nlink != 0");
@ -500,15 +505,20 @@ fsck_err:
static void __bch2_inode_unpacked_to_text(struct printbuf *out,
struct bch_inode_unpacked *inode)
{
prt_printf(out, "mode %o flags %x journal_seq %llu bi_size %llu bi_sectors %llu bi_version %llu",
inode->bi_mode, inode->bi_flags,
prt_printf(out, "mode=%o ", inode->bi_mode);
prt_str(out, "flags=");
prt_bitflags(out, bch2_inode_flag_strs, inode->bi_flags & ((1U << 20) - 1));
prt_printf(out, " (%x)", inode->bi_flags);
prt_printf(out, " journal_seq=%llu bi_size=%llu bi_sectors=%llu bi_version=%llu",
inode->bi_journal_seq,
inode->bi_size,
inode->bi_sectors,
inode->bi_version);
#define x(_name, _bits) \
prt_printf(out, " "#_name " %llu", (u64) inode->_name);
prt_printf(out, " "#_name "=%llu", (u64) inode->_name);
BCH_INODE_FIELDS_v3()
#undef x
}
@ -547,7 +557,7 @@ static inline u64 bkey_inode_flags(struct bkey_s_c k)
static inline bool bkey_is_deleted_inode(struct bkey_s_c k)
{
return bkey_inode_flags(k) & BCH_INODE_UNLINKED;
return bkey_inode_flags(k) & BCH_INODE_unlinked;
}
int bch2_trans_mark_inode(struct btree_trans *trans,
@ -928,8 +938,8 @@ int bch2_inode_find_by_inum(struct bch_fs *c, subvol_inum inum,
int bch2_inode_nlink_inc(struct bch_inode_unpacked *bi)
{
if (bi->bi_flags & BCH_INODE_UNLINKED)
bi->bi_flags &= ~BCH_INODE_UNLINKED;
if (bi->bi_flags & BCH_INODE_unlinked)
bi->bi_flags &= ~BCH_INODE_unlinked;
else {
if (bi->bi_nlink == U32_MAX)
return -EINVAL;
@ -942,13 +952,13 @@ int bch2_inode_nlink_inc(struct bch_inode_unpacked *bi)
void bch2_inode_nlink_dec(struct btree_trans *trans, struct bch_inode_unpacked *bi)
{
if (bi->bi_nlink && (bi->bi_flags & BCH_INODE_UNLINKED)) {
if (bi->bi_nlink && (bi->bi_flags & BCH_INODE_unlinked)) {
bch2_trans_inconsistent(trans, "inode %llu unlinked but link count nonzero",
bi->bi_inum);
return;
}
if (bi->bi_flags & BCH_INODE_UNLINKED) {
if (bi->bi_flags & BCH_INODE_unlinked) {
bch2_trans_inconsistent(trans, "inode %llu link count underflow", bi->bi_inum);
return;
}
@ -956,7 +966,7 @@ void bch2_inode_nlink_dec(struct btree_trans *trans, struct bch_inode_unpacked *
if (bi->bi_nlink)
bi->bi_nlink--;
else
bi->bi_flags |= BCH_INODE_UNLINKED;
bi->bi_flags |= BCH_INODE_unlinked;
}
struct bch_opts bch2_inode_opts_to_opts(struct bch_inode_unpacked *inode)
@ -1089,7 +1099,7 @@ static int may_delete_deleted_inode(struct btree_trans *trans,
pos.offset, pos.snapshot))
goto delete;
if (fsck_err_on(!(inode.bi_flags & BCH_INODE_UNLINKED), c,
if (fsck_err_on(!(inode.bi_flags & BCH_INODE_unlinked), c,
deleted_inode_not_unlinked,
"non-deleted inode %llu:%u in deleted_inodes btree",
pos.offset, pos.snapshot))
@ -1111,7 +1121,7 @@ static int may_delete_deleted_inode(struct btree_trans *trans,
if (ret)
goto out;
inode.bi_flags &= ~BCH_INODE_UNLINKED;
inode.bi_flags &= ~BCH_INODE_unlinked;
ret = bch2_inode_write_flags(trans, &inode_iter, &inode,
BTREE_UPDATE_INTERNAL_SNAPSHOT_NODE);

6
fs/bcachefs/inode.h
View File

@ -186,7 +186,7 @@ static inline unsigned nlink_bias(umode_t mode)
static inline unsigned bch2_inode_nlink_get(struct bch_inode_unpacked *bi)
{
return bi->bi_flags & BCH_INODE_UNLINKED
return bi->bi_flags & BCH_INODE_unlinked
? 0
: bi->bi_nlink + nlink_bias(bi->bi_mode);
}
@ -196,10 +196,10 @@ static inline void bch2_inode_nlink_set(struct bch_inode_unpacked *bi,
{
if (nlink) {
bi->bi_nlink = nlink - nlink_bias(bi->bi_mode);
bi->bi_flags &= ~BCH_INODE_UNLINKED;
bi->bi_flags &= ~BCH_INODE_unlinked;
} else {
bi->bi_nlink = 0;
bi->bi_flags |= BCH_INODE_UNLINKED;
bi->bi_flags |= BCH_INODE_unlinked;
}
}

2
fs/bcachefs/io_write.c
View File

@ -234,7 +234,7 @@ static inline int bch2_extent_update_i_size_sectors(struct btree_trans *trans,
inode = bkey_i_to_inode_v3(k);
if (!(le64_to_cpu(inode->v.bi_flags) & BCH_INODE_I_SIZE_DIRTY) &&
if (!(le64_to_cpu(inode->v.bi_flags) & BCH_INODE_i_size_dirty) &&
new_i_size > le64_to_cpu(inode->v.bi_size)) {
inode->v.bi_size = cpu_to_le64(new_i_size);
inode_update_flags = 0;