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author | Chuck Lever <chuck.lever@oracle.com> | 2023-12-18 17:05:40 -0500 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-01-01 12:42:26 +0000 |
commit | f685ef2c9ae8866dfafc1e32f378618e47e68019 (patch) | |
tree | 685132dde0d56a75a24d491539efcff57c5f21f5 /net/sunrpc | |
parent | dd691e300d52502ca73b61e2ee18ad226e519a52 (diff) | |
download | linux-stable-f685ef2c9ae8866dfafc1e32f378618e47e68019.tar.gz linux-stable-f685ef2c9ae8866dfafc1e32f378618e47e68019.tar.bz2 linux-stable-f685ef2c9ae8866dfafc1e32f378618e47e68019.zip |
SUNRPC: Revert 5f7fc5d69f6e92ec0b38774c387f5cf7812c5806
[ Upstream commit bd018b98ba84ca0c80abac1ef23ce726a809e58c ]
Guillaume says:
> I believe commit 5f7fc5d69f6e ("SUNRPC: Resupply rq_pages from
> node-local memory") in Linux 6.5+ is incorrect. It passes
> unconditionally rq_pool->sp_id as the NUMA node.
>
> While the comment in the svc_pool declaration in sunrpc/svc.h says
> that sp_id is also the NUMA node id, it might not be the case if
> the svc is created using svc_create_pooled(). svc_created_pooled()
> can use the per-cpu pool mode therefore in this case sp_id would
> be the cpu id.
Fix this by reverting now. At a later point this minor optimization,
and the deceptive labeling of the sp_id field, can be revisited.
Reported-by: Guillaume Morin <guillaume@morinfr.org>
Closes: https://lore.kernel.org/linux-nfs/ZYC9rsno8qYggVt9@bender.morinfr.org/T/#u
Fixes: 5f7fc5d69f6e ("SUNRPC: Resupply rq_pages from node-local memory")
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net/sunrpc')
-rw-r--r-- | net/sunrpc/svc_xprt.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c index 4cfe9640df48..5cfe5c7408b7 100644 --- a/net/sunrpc/svc_xprt.c +++ b/net/sunrpc/svc_xprt.c @@ -666,9 +666,8 @@ static bool svc_alloc_arg(struct svc_rqst *rqstp) } for (filled = 0; filled < pages; filled = ret) { - ret = alloc_pages_bulk_array_node(GFP_KERNEL, - rqstp->rq_pool->sp_id, - pages, rqstp->rq_pages); + ret = alloc_pages_bulk_array(GFP_KERNEL, pages, + rqstp->rq_pages); if (ret > filled) /* Made progress, don't sleep yet */ continue; |