mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-28 03:40:04 +00:00
Code Issues Releases Wiki Activity

ext4 bugfixes for v3.11-rc4

Browse source 
-----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1.4.12 (GNU/Linux)
 
 iQIcBAABCAAGBQJR+YUoAAoJENNvdpvBGATwxsgQAJzxe8x1SWW8jrvasMELW3bS
 I7gl3lu789GROmZo5MI6+XI1DSCjHcMTisoPnPGx8q9LNhiYQGjp9Loxgl+L+Cem
 wbDfkSHrhxtDoEw2rdpPb/hFHOpsv8t6TT53GVbdc5l/lxwyvdrblXxhWbLuTRCQ
 G0X2VoxvTph7SyVPpRqoU4U99vW3g6LRI0dsxyU8kLc/kp7/t89gwh6Gj0wlb6tb
 4pswvEuxK4HauMPjajCIaEeGpQoHbvCVpB4P9HvEtL/wklc5hNIAWy5+KYjMFWil
 8Vc6RsJv6DZc66z+X4PT1oYrx6bkhNKNRGBETV2/dzeLU/7o2ttUIQ0vlOlN9gKV
 xSne19OKwqhhRMuWrc3LDzunlFiLex2zHbZJVDOeKNXmEJVpO9ZPVkvpoi/g0vOE
 DPwcc89J+763CVmXu8uyPqgQRfJTp2dXNggP3lINCDi1mFayrBqR0S6rQ1B2m/6R
 8HYDjJ6gBpXBcs0FTGh1cfbpI8GpPx9Xu3Q/FtjvczEXUO3831KCm+k7O3cUjB72
 I7I3wmyYQvUanOc39fg+EZ0cXpiSIZG4Mjv+8vWgADFlCMUKMaC+vp2PuKmBxTuk
 7dAkxKr2kXfMirGWF1R/vo/CaKnCWmJbAJDFJ8Mt/Nk3zn3NOl/kCRtxndlj7k+m
 /s8DHlVLyD8dgvzRO9gp
 =xqB3
 -----END PGP SIGNATURE-----

Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

Pull ext4 bugfixes from Ted Ts'o.

Misc ext4 fixes, delayed by Ted moving mail servers and email getting
marked as spam due to bad spf records.

* tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  ext4: add WARN_ON to check the length of allocated blocks
  ext4: fix retry handling in ext4_ext_truncate()
  ext4: destroy ext4_es_cachep on module unload
  ext4: make sure group number is bumped after a inode allocation race
This commit is contained in:
Linus Torvalds 2013-08-08 09:38:19 -07:00
commit 55f5bfd4c9
4 changed files with 25 additions and 27 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
fs/ext4/extents.c
View file

@ -4412,7 +4412,7 @@ void ext4_ext_truncate(handle_t *handle, struct inode *inode)
retry:
err = ext4_es_remove_extent(inode, last_block,
EXT_MAX_BLOCKS - last_block);
if (err == ENOMEM) {
if (err == -ENOMEM) {
cond_resched();
congestion_wait(BLK_RW_ASYNC, HZ/50);
goto retry;

10
fs/ext4/ialloc.c
View file

@ -734,11 +734,8 @@ struct inode *__ext4_new_inode(handle_t *handle, struct inode *dir,
ino = ext4_find_next_zero_bit((unsigned long *)
inode_bitmap_bh->b_data,
EXT4_INODES_PER_GROUP(sb), ino);
if (ino >= EXT4_INODES_PER_GROUP(sb)) {
if (++group == ngroups)
group = 0;
continue;
}
if (ino >= EXT4_INODES_PER_GROUP(sb))
goto next_group;
if (group == 0 && (ino+1) < EXT4_FIRST_INO(sb)) {
ext4_error(sb, "reserved inode found cleared - "
"inode=%lu", ino + 1);
@ -769,6 +766,9 @@ struct inode *__ext4_new_inode(handle_t *handle, struct inode *dir,
goto got; /* we grabbed the inode! */
if (ino < EXT4_INODES_PER_GROUP(sb))
goto repeat_in_this_group;
next_group:
if (++group == ngroups)
group = 0;
}
err = -ENOSPC;
goto out;

39
fs/ext4/inode.c
View file

@ -555,14 +555,13 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode,
int ret;
unsigned long long status;
#ifdef ES_AGGRESSIVE_TEST
if (retval != map->m_len) {
printk("ES len assertion failed for inode: %lu "
"retval %d != map->m_len %d "
"in %s (lookup)\n", inode->i_ino, retval,
map->m_len, __func__);
if (unlikely(retval != map->m_len)) {
ext4_warning(inode->i_sb,
"ES len assertion failed for inode "
"%lu: retval %d != map->m_len %d",
inode->i_ino, retval, map->m_len);
WARN_ON(1);
}
#endif
status = map->m_flags & EXT4_MAP_UNWRITTEN ?
EXTENT_STATUS_UNWRITTEN : EXTENT_STATUS_WRITTEN;
@ -656,14 +655,13 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode,
int ret;
unsigned long long status;
#ifdef ES_AGGRESSIVE_TEST
if (retval != map->m_len) {
printk("ES len assertion failed for inode: %lu "
"retval %d != map->m_len %d "
"in %s (allocation)\n", inode->i_ino, retval,
map->m_len, __func__);
if (unlikely(retval != map->m_len)) {
ext4_warning(inode->i_sb,
"ES len assertion failed for inode "
"%lu: retval %d != map->m_len %d",
inode->i_ino, retval, map->m_len);
WARN_ON(1);
}
#endif
/*
* If the extent has been zeroed out, we don't need to update
@ -1637,14 +1635,13 @@ static int ext4_da_map_blocks(struct inode *inode, sector_t iblock,
int ret;
unsigned long long status;
#ifdef ES_AGGRESSIVE_TEST
if (retval != map->m_len) {
printk("ES len assertion failed for inode: %lu "
"retval %d != map->m_len %d "
"in %s (lookup)\n", inode->i_ino, retval,
map->m_len, __func__);
if (unlikely(retval != map->m_len)) {
ext4_warning(inode->i_sb,
"ES len assertion failed for inode "
"%lu: retval %d != map->m_len %d",
inode->i_ino, retval, map->m_len);
WARN_ON(1);
}
#endif
status = map->m_flags & EXT4_MAP_UNWRITTEN ?
EXTENT_STATUS_UNWRITTEN : EXTENT_STATUS_WRITTEN;

1
fs/ext4/super.c
View file

@ -5481,6 +5481,7 @@ static void __exit ext4_exit_fs(void)
kset_unregister(ext4_kset);
ext4_exit_system_zone();
ext4_exit_pageio();
ext4_exit_es();
}
MODULE_AUTHOR("Remy Card, Stephen Tweedie, Andrew Morton, Andreas Dilger, Theodore Ts'o and others");