> On Wed, 30 Apr 2014, Namjae Jeon wrote:
>
> > Date: Wed, 30 Apr 2014 19:11:32 +0900
> > From: Namjae Jeon <namjae.jeon@xxxxxxxxxxx>
> > To: Dave Chinner <david@xxxxxxxxxxxxx>
> > Cc: xfs@xxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx,
> > Ashish Sangwan <a.sangwan@xxxxxxxxxxx>
> > Subject: [PATCH] xfstests: fsstress: fix incorrect if condition check for
> > collapse range mode
> >
> > There is if condition to be block aligned for off and len of Collapse range.
> > But off and len for all fallocate opearion can be aligned by incorrect
> > if condition check.
> >
> > Signed-off-by: Namjae Jeon <namjae.jeon@xxxxxxxxxxx>
> > Signed-off-by: Ashish Sangwan <a.sangwan@xxxxxxxxxxx>
> > ---
> > ltp/fsstress.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/ltp/fsstress.c b/ltp/fsstress.c
> > index 29fc250..ff9ed12 100644
> > --- a/ltp/fsstress.c
> > +++ b/ltp/fsstress.c
> > @@ -2230,7 +2230,7 @@ do_fallocate(int opno, long r, int mode)
> > * Collapse range requires off and len to be block aligned, make it
> > * more likely to be the case.
> > */
> > - if (FALLOC_FL_COLLAPSE_RANGE && (opno % 2)) {
> > + if (mode & FALLOC_FL_COLLAPSE_RANGE && (opno % 2)) {
> > off = ((off + stb.st_blksize - 1) & ~(stb.st_blksize - 1));
> > len = ((len + stb.st_blksize - 1) & ~(stb.st_blksize - 1));
> > }
>
> oops :). Thanks for fixing it. Even though it would be better to use
> parentheses
Hi Lukas.
Okay, I will send v2 patch.
Thanks for review!
>
> + if ((mode & FALLOC_FL_COLLAPSE_RANGE) && (opno % 2)) {
>
> Reviewed-by: Lukas Czerner <lczerner@xxxxxxxxxx>
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