AuxXxilium/linux_dsm_epyc7002
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Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6

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* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6:
  quota: Fix possible dq_flags corruption
  quota: Hide warnings about writes to the filesystem before quota was turned on
  ext3: symlink must be handled via filesystem specific operation
  ext2: symlink must be handled via filesystem specific operation
This commit is contained in:
Linus Torvalds 2010-04-12 18:36:49 -07:00
commit 6a945f38be
3 changed files with 16 additions and 6 deletions
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2
fs/ext2/symlink.c
View File

@ -32,6 +32,7 @@ const struct inode_operations ext2_symlink_inode_operations = {
.readlink = generic_readlink,
.follow_link = page_follow_link_light,
.put_link = page_put_link,
.setattr = ext2_setattr,
#ifdef CONFIG_EXT2_FS_XATTR
.setxattr = generic_setxattr,
.getxattr = generic_getxattr,
@ -43,6 +44,7 @@ const struct inode_operations ext2_symlink_inode_operations = {
const struct inode_operations ext2_fast_symlink_inode_operations = {
.readlink = generic_readlink,
.follow_link = ext2_follow_link,
.setattr = ext2_setattr,
#ifdef CONFIG_EXT2_FS_XATTR
.setxattr = generic_setxattr,
.getxattr = generic_getxattr,

2
fs/ext3/symlink.c
View File

@ -34,6 +34,7 @@ const struct inode_operations ext3_symlink_inode_operations = {
.readlink = generic_readlink,
.follow_link = page_follow_link_light,
.put_link = page_put_link,
.setattr = ext3_setattr,
#ifdef CONFIG_EXT3_FS_XATTR
.setxattr = generic_setxattr,
.getxattr = generic_getxattr,
@ -45,6 +46,7 @@ const struct inode_operations ext3_symlink_inode_operations = {
const struct inode_operations ext3_fast_symlink_inode_operations = {
.readlink = generic_readlink,
.follow_link = ext3_follow_link,
.setattr = ext3_setattr,
#ifdef CONFIG_EXT3_FS_XATTR
.setxattr = generic_setxattr,
.getxattr = generic_getxattr,

18
fs/quota/dquot.c
View File

@ -874,14 +874,18 @@ static int dqinit_needed(struct inode *inode, int type)
static void add_dquot_ref(struct super_block *sb, int type)
{
struct inode *inode, *old_inode = NULL;
#ifdef __DQUOT_PARANOIA
int reserved = 0;
#endif
spin_lock(&inode_lock);
list_for_each_entry(inode, &sb->s_inodes, i_sb_list) {
if (inode->i_state & (I_FREEING|I_CLEAR|I_WILL_FREE|I_NEW))
continue;
#ifdef __DQUOT_PARANOIA
if (unlikely(inode_get_rsv_space(inode) > 0))
reserved = 1;
#endif
if (!atomic_read(&inode->i_writecount))
continue;
if (!dqinit_needed(inode, type))
@ -903,11 +907,13 @@ static void add_dquot_ref(struct super_block *sb, int type)
spin_unlock(&inode_lock);
iput(old_inode);
#ifdef __DQUOT_PARANOIA
if (reserved) {
printk(KERN_WARNING "VFS (%s): Writes happened before quota"
" was turned on thus quota information is probably "
"inconsistent. Please run quotacheck(8).\n", sb->s_id);
}
#endif
}
/*
@ -2322,34 +2328,34 @@ static int do_set_dqblk(struct dquot *dquot, struct if_dqblk *di)
if (di->dqb_valid & QIF_SPACE) {
dm->dqb_curspace = di->dqb_curspace - dm->dqb_rsvspace;
check_blim = 1;
__set_bit(DQ_LASTSET_B + QIF_SPACE_B, &dquot->dq_flags);
set_bit(DQ_LASTSET_B + QIF_SPACE_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_BLIMITS) {
dm->dqb_bsoftlimit = qbtos(di->dqb_bsoftlimit);
dm->dqb_bhardlimit = qbtos(di->dqb_bhardlimit);
check_blim = 1;
__set_bit(DQ_LASTSET_B + QIF_BLIMITS_B, &dquot->dq_flags);
set_bit(DQ_LASTSET_B + QIF_BLIMITS_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_INODES) {
dm->dqb_curinodes = di->dqb_curinodes;
check_ilim = 1;
__set_bit(DQ_LASTSET_B + QIF_INODES_B, &dquot->dq_flags);
set_bit(DQ_LASTSET_B + QIF_INODES_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_ILIMITS) {
dm->dqb_isoftlimit = di->dqb_isoftlimit;
dm->dqb_ihardlimit = di->dqb_ihardlimit;
check_ilim = 1;
__set_bit(DQ_LASTSET_B + QIF_ILIMITS_B, &dquot->dq_flags);
set_bit(DQ_LASTSET_B + QIF_ILIMITS_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_BTIME) {
dm->dqb_btime = di->dqb_btime;
check_blim = 1;
__set_bit(DQ_LASTSET_B + QIF_BTIME_B, &dquot->dq_flags);
set_bit(DQ_LASTSET_B + QIF_BTIME_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_ITIME) {
dm->dqb_itime = di->dqb_itime;
check_ilim = 1;
__set_bit(DQ_LASTSET_B + QIF_ITIME_B, &dquot->dq_flags);
set_bit(DQ_LASTSET_B + QIF_ITIME_B, &dquot->dq_flags);
}
if (check_blim) {