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(parent: 4427f68) | patch
misc: ibmvmc: Use GFP_ATOMIC under spin lock
authorWei Yongjun <weiyongjun1@huawei.com>
Sat, 26 May 2018 09:45:59 +0000 (09:45 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 7 Jul 2018 15:35:00 +0000 (17:35 +0200)
commitd85f420a2f2623a1c11a02a0b5ef9ac0fc2bba8b
tree3187a16d1be129d085e84025db20841edcc2f814tree | snapshot
parent4427f687f75dbee58a7bc475f15ae94453a068f4commit | diff
misc: ibmvmc: Use GFP_ATOMIC under spin lock

The function alloc_dma_buffer() is called from ibmvmc_add_buffer(),
in which a spin lock be held here, so we should use GFP_ATOMIC when
a lock is held.

Fixes: 18513ebba3d0 ("misc: IBM Virtual Management Channel Driver (VMC)")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Bryant G. Ly <bryantly@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/misc/ibmvmc.c diff | blob | history
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