ext4: Convert truncate_mutex to read write semaphore.

Browse source

We are currently taking the truncate_mutex for every read. This would have
performance impact on large CPU configuration. Convert the lock to read write
semaphore and take read lock when we are trying to read the file.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>

...

This commit is contained in:

Aneesh Kumar K.V 2008-01-28 23:58:26 -05:00 • committed by Theodore Ts'o

parent c278bfeceb

commit 0e855ac8b1

8 changed files with 53 additions and 43 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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

25

include/linux/ext4_fs.h

View file

6

include/linux/ext4_fs_i.h

View file