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(parent: 278d72a) | patch
[PATCH] ibmasm driver: fix race in command refcount logic
authorMax Asbock <masbock@us.ibm.com>
Wed, 22 Jun 2005 00:16:36 +0000 (17:16 -0700)
committerLinus Torvalds <torvalds@ppc970.osdl.org>
Wed, 22 Jun 2005 02:07:35 +0000 (19:07 -0700)
commit8818760512424f60ad9fafb7a087b007a9274eb3
treefb49ce398750f42803d4631a24e4a2ffe35d79d7tree | snapshot
parent278d72ae8803ffcd16070c95fe1d53f4466dc741commit | diff
[PATCH] ibmasm driver: fix race in command refcount logic

This patch fixes a race in the command reference counting logic by putting
spinlocks around kobject_put() in the command_put function.

- Also added debug messages.

- Changed a memcpy to memcpy_fromio since we are reading from io space.

Signed-off-by: Max Asbock <masbock@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
drivers/misc/ibmasm/command.c diff | blob | history
drivers/misc/ibmasm/dot_command.c diff | blob | history
drivers/misc/ibmasm/heartbeat.c diff | blob | history
drivers/misc/ibmasm/ibmasm.h diff | blob | history
drivers/misc/ibmasm/ibmasmfs.c diff | blob | history
drivers/misc/ibmasm/r_heartbeat.c diff | blob | history
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