* [Cluster-devel] Re: [PATCH] Fix GFS2's use of do_div() in its quota calculations
[not found] <20080711133955.17306.16816.stgit@warthog.procyon.org.uk>
@ 2008-07-11 14:26 ` Steven Whitehouse
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From: Steven Whitehouse @ 2008-07-11 14:26 UTC (permalink / raw)
To: cluster-devel.redhat.com
Hi,
Now in the GFS2 -nmw git tree. Thanks,
Steve.
On Fri, 2008-07-11 at 14:39 +0100, David Howells wrote:
> Fix GFS2's need_sync()'s use of do_div() on an s64 by using div_s64() instead.
>
> This does assume that gt_quota_scale_den can be cast to an s32.
>
> This was introduced by patch b3b94faa5fe5968827ba0640ee9fba4b3e7f736e.
>
> Signed-off-by: David Howells <dhowells@redhat.com>
> ---
>
> fs/gfs2/quota.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
>
> diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
> index 56aaf91..3e073f5 100644
> --- a/fs/gfs2/quota.c
> +++ b/fs/gfs2/quota.c
> @@ -904,7 +904,7 @@ static int need_sync(struct gfs2_quota_data *qd)
> do_sync = 0;
> else {
> value *= gfs2_jindex_size(sdp) * num;
> - do_div(value, den);
> + value = div_s64(value, den);
> value += (s64)be64_to_cpu(qd->qd_qb.qb_value);
> if (value < (s64)be64_to_cpu(qd->qd_qb.qb_limit))
> do_sync = 0;
>
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[not found] <20080711133955.17306.16816.stgit@warthog.procyon.org.uk>
2008-07-11 14:26 ` [Cluster-devel] Re: [PATCH] Fix GFS2's use of do_div() in its quota calculations Steven Whitehouse
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