GitHub-Mirror/Star64_linux
2
0
Fork 0
mirror of https://github.com/Fishwaldo/Star64_linux.git synced 2025-06-21 06:01:23 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

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

Browse source 
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
Download patch file Download diff file Expand all files Collapse all files

4
fs/block_dev.c
View file

@ -202,7 +202,7 @@ static loff_t block_llseek(struct file *file, loff_t offset, int origin)
loff_t size;
loff_t retval;
down(&bd_inode->i_sem);
mutex_lock(&bd_inode->i_mutex);
size = i_size_read(bd_inode);
switch (origin) {
@ -219,7 +219,7 @@ static loff_t block_llseek(struct file *file, loff_t offset, int origin)
}
retval = offset;
}
up(&bd_inode->i_sem);
mutex_unlock(&bd_inode->i_mutex);
return retval;
}