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[PATCH] mutex subsystem, semaphore to mutex: VFS, ->i_sem

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This patch converts the inode semaphore to a mutex. I have tested it on
XFS and compiled as much as one can consider on an ia64. Anyway your
luck with it might be different.

Modified-by: Ingo Molnar <mingo@elte.hu>

(finished the conversion)

Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jes Sorensen
2006-01-09 15:59:24 -08:00
committed by Ingo Molnar
parent 794ee1baee
commit 1b1dcc1b57
113 changed files with 563 additions and 573 deletions
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16
fs/ntfs/super.c
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@@ -1213,10 +1213,10 @@ static int check_windows_hibernation_status(ntfs_volume *vol)
* Find the inode number for the hibernation file by looking up the
* filename hiberfil.sys in the root directory.
*/
down(&vol->root_ino->i_sem);
mutex_lock(&vol->root_ino->i_mutex);
mref = ntfs_lookup_inode_by_name(NTFS_I(vol->root_ino), hiberfil, 12,
&name);
up(&vol->root_ino->i_sem);
mutex_unlock(&vol->root_ino->i_mutex);
if (IS_ERR_MREF(mref)) {
ret = MREF_ERR(mref);
/* If the file does not exist, Windows is not hibernated. */
@@ -1307,10 +1307,10 @@ static BOOL load_and_init_quota(ntfs_volume *vol)
* Find the inode number for the quota file by looking up the filename
* $Quota in the extended system files directory $Extend.
*/
down(&vol->extend_ino->i_sem);
mutex_lock(&vol->extend_ino->i_mutex);
mref = ntfs_lookup_inode_by_name(NTFS_I(vol->extend_ino), Quota, 6,
&name);
up(&vol->extend_ino->i_sem);
mutex_unlock(&vol->extend_ino->i_mutex);
if (IS_ERR_MREF(mref)) {
/*
* If the file does not exist, quotas are disabled and have
@@ -1390,10 +1390,10 @@ static BOOL load_and_init_usnjrnl(ntfs_volume *vol)
* Find the inode number for the transaction log file by looking up the
* filename $UsnJrnl in the extended system files directory $Extend.
*/
down(&vol->extend_ino->i_sem);
mutex_lock(&vol->extend_ino->i_mutex);
mref = ntfs_lookup_inode_by_name(NTFS_I(vol->extend_ino), UsnJrnl, 8,
&name);
up(&vol->extend_ino->i_sem);
mutex_unlock(&vol->extend_ino->i_mutex);
if (IS_ERR_MREF(mref)) {
/*
* If the file does not exist, transaction logging is disabled,
@@ -2312,9 +2312,9 @@ static void ntfs_put_super(struct super_block *sb)
if (!list_empty(&sb->s_dirty)) {
const char *s1, *s2;
down(&vol->mft_ino->i_sem);
mutex_lock(&vol->mft_ino->i_mutex);
truncate_inode_pages(vol->mft_ino->i_mapping, 0);
up(&vol->mft_ino->i_sem);
mutex_unlock(&vol->mft_ino->i_mutex);
write_inode_now(vol->mft_ino, 1);
if (!list_empty(&sb->s_dirty)) {
static const char *_s1 = "inodes";