Re: [PATCH] padata: Honor the caller's alignment in case of chunk_size 0

From: Herbert Xu
Date: Fri Aug 30 2024 - 06:40:33 EST


On Thu, Aug 22, 2024 at 02:32:52AM +0530, Kamlesh Gurudasani wrote:
> In the case where we are forcing the ps.chunk_size to be at least 1,
> we are ignoring the caller's alignment.
>
> Move the forcing of ps.chunk_size to be at least 1 before rounding it
> up to caller's alignment, so that caller's alignment is honored.
>
> While at it, use max() to force the ps.chunk_size to be at least 1 to
> improve readability.
>
> Fixes: 6d45e1c948a8 ("padata: Fix possible divide-by-0 panic in padata_mt_helper()")
> Signed-off-by: Kamlesh Gurudasani <kamlesh@xxxxxx>
> ---
> kernel/padata.c | 12 ++++--------
> 1 file changed, 4 insertions(+), 8 deletions(-)

Patch applied. Thanks.
--
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