OSDN Git Service

(root) / tomoyo / tomoyo-test1.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 5faecb0) | 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)
commit97b715b62e5b4c6edb75d023f556fd09a46cb4e1
tree3187a16d1be129d085e84025db20841edcc2f814tree | snapshot
parent5faecb0162883df2b06965c7e6dd7c42278f7e0dcommit | 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: 0eca353e7ae7 ("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
This is a test repository.
About OSDN
Find Software
Develop Software
Help