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(parent: d88a3d2) | patch
nvmet: confirm sq percpu has scheduled and switched to atomic
authorSagi Grimberg <sagi@grimberg.me>
Mon, 6 Mar 2017 16:46:20 +0000 (18:46 +0200)
committerJens Axboe <axboe@fb.com>
Tue, 4 Apr 2017 15:48:23 +0000 (09:48 -0600)
commit5a39ad0b25e73de10c75acf4ac0110bcac02c271
tree3d4323de943fa306b0a03d72345971ee11a3b521tree | snapshot
parentd88a3d2f1fb27c53d8350db57111b437f226ff70commit | diff
nvmet: confirm sq percpu has scheduled and switched to atomic

percpu_ref_kill is not enough to prevent subsequent
percpu_ref_tryget_live from failing. Hence call
perfcpu_ref_kill_confirm to make it safe.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
drivers/nvme/target/core.c diff | blob | history
drivers/nvme/target/nvmet.h diff | blob | history
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