The patch titled
Subject: net/rds/ib_fmr.c: use kmalloc_array_node()
has been added to the -mm tree. Its filename is
rds-ib-use-kmalloc_array_node.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/rds-ib-use-kmalloc_array_node.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/rds-ib-use-kmalloc_array_node.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Johannes Thumshirn <jthumshirn@xxxxxxx>
Subject: net/rds/ib_fmr.c: use kmalloc_array_node()
Now that we have a NUMA-aware version of kmalloc_array() we can use it
instead of kmalloc_node() without an overflow check in the size
calculation.
Link: http://lkml.kernel.org/r/20170927082038.3782-7-jthumshirn@xxxxxxx
Signed-off-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
Reviewed-by: Christoph Lameter <cl@xxxxxxxxx>
Cc: Santosh Shilimkar <santosh.shilimkar@xxxxxxxxxx>
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Damien Le Moal <damien.lemoal@xxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Doug Ledford <dledford@xxxxxxxxxx>
Cc: Hal Rosenstock <hal.rosenstock@xxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Cc: Mike Marciniszyn <infinipath@xxxxxxxxx>
Cc: Pekka Enberg <penberg@xxxxxxxxxx>
Cc: Sean Hefty <sean.hefty@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
net/rds/ib_fmr.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN net/rds/ib_fmr.c~rds-ib-use-kmalloc_array_node net/rds/ib_fmr.c
--- a/net/rds/ib_fmr.c~rds-ib-use-kmalloc_array_node
+++ a/net/rds/ib_fmr.c
@@ -139,8 +139,8 @@ static int rds_ib_map_fmr(struct rds_ib_
return -EINVAL;
}
- dma_pages = kmalloc_node(sizeof(u64) * page_cnt, GFP_ATOMIC,
- rdsibdev_to_node(rds_ibdev));
+ dma_pages = kmalloc_array_node(sizeof(u64), page_cnt, GFP_ATOMIC,
+ rdsibdev_to_node(rds_ibdev));
if (!dma_pages) {
ib_dma_unmap_sg(dev, sg, nents, DMA_BIDIRECTIONAL);
return -ENOMEM;
_
Patches currently in -mm which might be from jthumshirn@xxxxxxx are
mm-add-kmalloc_array_node-and-kcalloc_node.patch
block-use-kmalloc_array_node.patch
ib-qib-use-kmalloc_array_node.patch
ib-rdmavt-use-kmalloc_array_node.patch
mm-mempool-use-kmalloc_array_node.patch
rds-ib-use-kmalloc_array_node.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
