OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx> writes:
> "J. Bruce Fields" <bfields@xxxxxxxxxx> writes:
>
>> On Sun, Apr 17, 2011 at 09:10:12AM -0700, Linus Torvalds wrote:
>>> On Sun, Apr 17, 2011 at 8:03 AM, OGAWA Hirofumi
>>> <hirofumi@xxxxxxxxxxxxxxxxxx> wrote:
>>> >
>>> > I'm looking filp leak on recent kernel. Well, anyway,
>>
>> Does this fix it?
>
> It seems to be no, unfortunately. filp leak is not so fast, and obvious
> reproduce process is not known yet. Well, sigh, I'm starting to add
> debugging code for it...
Ah, I was missing patch itself. I'll see.
> commit 5152c8a947359758862d4631863e68e83ec01048
> Author: J. Bruce Fields <bfields@xxxxxxxxxx>
> Date: Fri Apr 15 18:08:26 2011 -0400
>
> nfsd4: fix struct file leak on delegation
>
> Introduced by acfdf5c383b38f7f4dddae41b97c97f1ae058f49.
>
> Cc: stable@xxxxxxxxxx
> Reported-by: Gerhard Heift <ml-nfs-linux-20110412-ef47@xxxxxxxxx>
> Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxx>
>
> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
> index aa309aa..c79a983 100644
> --- a/fs/nfsd/nfs4state.c
> +++ b/fs/nfsd/nfs4state.c
> @@ -258,6 +258,7 @@ static void nfs4_put_deleg_lease(struct nfs4_file *fp)
> if (atomic_dec_and_test(&fp->fi_delegees)) {
> vfs_setlease(fp->fi_deleg_file, F_UNLCK, &fp->fi_lease);
> fp->fi_lease = NULL;
> + fput(fp->fi_deleg_file);
> fp->fi_deleg_file = NULL;
> }
> }
--
OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx>
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