https://github.com/torvalds/linux
Revision b92ae139c308c5223521ed6ec022148b81312809 authored by Alexandre Bounine on 19 September 2016, 21:44:47 UTC, committed by Linus Torvalds on 19 September 2016, 22:36:17 UTC
As reported by Alexey Khoroshilov (https://lkml.org/lkml/2016/9/9/737):
riocm_send_close() is called from rio_cm_shutdown() under
spin_lock_bh(idr_lock), but riocm_send_close() uses a GFP_KERNEL
allocation.

Fix by taking riocm_send_close() outside of spinlock protected code.

[akpm@linux-foundation.org: remove unneeded `if (!list_empty())']
Link: http://lkml.kernel.org/r/20160915175402.10122-1-alexandre.bounine@idt.com
Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com>
Reported-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 63b52c4
History
Tip revision: b92ae139c308c5223521ed6ec022148b81312809 authored by Alexandre Bounine on 19 September 2016, 21:44:47 UTC
rapidio/rio_cm: avoid GFP_KERNEL in atomic context
Tip revision: b92ae13
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