Messages in this thread Patch in this message | | | Date | Thu, 24 Apr 2003 10:49:12 +0530 | From | Suparna Bhattacharya <> | Subject | [5/7] Filesystem AIO rdwr - use down_wq for aio write |
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On Thu, Apr 24, 2003 at 10:22:22AM +0530, Suparna Bhattacharya wrote: > Here is a revised version of the filesystem AIO patches > for 2.5.68. > > 05aiowrdown_wq.patch : Uses async down for aio write
Will currently compile only for x86, since down_wq support isn't implemented on other archs.
Regards Suparna
05aiowrdown_wq.patch .................... filemap.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletion(-)
diff -ur -X /home/kiran/dontdiff linux-2.5.68/mm/filemap.c linux-aio-2568/mm/filemap.c --- linux-2.5.68/mm/filemap.c Mon Apr 21 23:30:40 2003 +++ linux-aio-2568/mm/filemap.c Tue Apr 22 00:28:55 2003 @@ -1786,7 +1851,8 @@ BUG_ON(iocb->ki_pos != pos); - down(&inode->i_sem); + if ((err = down_wq(&inode->i_sem, current->io_wait))) + return err; err = generic_file_aio_write_nolock(iocb, &local_iov, 1, &iocb->ki_pos); up(&inode->i_sem); -- Suparna Bhattacharya (suparna@in.ibm.com) Linux Technology Center IBM Software Labs, India
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