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authorJia-Ju Bai <baijiaju1990@gmail.com>2018-04-10 16:17:54 +0300
committerJon Mason <jdmason@kudzu.us>2018-06-11 22:20:59 +0300
commitc9160b69258ef46ab62c27a09decb8fef311e700 (patch)
tree63e07b5afa240a6bd9201760cfa88fd3734bff25 /block/kyber-iosched.c
parent82edcc758f273ed3afd308746dd69376d5b1024d (diff)
downloadlinux-c9160b69258ef46ab62c27a09decb8fef311e700.tar.xz
ntb: ntb_transport: Replace GFP_ATOMIC with GFP_KERNEL in ntb_transport_create_queue
ntb_transport_create_queue() is never called in atomic context. ntb_transport_create_queue() is only called by ntb_netdev_probe(), which is set as ".probe" in struct ntb_transport_client. Despite never getting called from atomic context, ntb_transport_create_queue() calls kzalloc_node() with GFP_ATOMIC, which does not sleep for allocation. GFP_ATOMIC is not necessary and can be replaced with GFP_KERNEL, which can sleep and improve the possibility of sucessful allocation. This is found by a static analysis tool named DCNS written by myself. And I also manually check it Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com> Signed-off-by: Jon Mason <jdmason@kudzu.us>
Diffstat (limited to 'block/kyber-iosched.c')
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