Messages in this thread | | | Date | Mon, 13 Jan 2014 11:21:24 +0300 | From | Dan Carpenter <> | Subject | Re: [PATCH v3] Staging: lustre: Use of fls to find last set bit |
| |
On Sun, Jan 12, 2014 at 01:45:51AM +0530, Monam Agarwal wrote: > This introduces fls in lustre/ldlm/ldlm_extent.c > to find the last set bit. > > Signed-off-by: Monam Agarwal <monamagarwal123@gmail.com> > --- > Changes since v1: > * Incorrect commit message > * Use of fls function > Changes since v2: > * Removal of extra variable > > drivers/staging/lustre/lustre/ldlm/ldlm_extent.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c b/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c > index ac5d66a..a4f382d 100644 > --- a/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c > +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c > @@ -153,7 +153,7 @@ static inline int lock_mode_to_index(ldlm_mode_t mode) > > LASSERT(mode != 0); > LASSERT(IS_PO2(mode)); > - for (index = -1; mode; index++, mode >>= 1) ; > + index = fls(mode)-1;
Put spaces around math operations. Just cut and paste what Joe wrote.
regards, dan carpenter
| |