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[SCSI] mac_esp: remove redundant mutual exclusion
authorFinn Thain <fthain@telegraphics.com.au>
Sun, 11 Sep 2011 09:57:51 +0000 (19:57 +1000)
committerJames Bottomley <JBottomley@Parallels.com>
Thu, 22 Sep 2011 11:10:18 +0000 (15:10 +0400)
commite544d704f9bea6892808e453e219aa305bc0269a
treeb4efe460d420926ea31bb61f487ef8e2066ef3aetree | snapshot
parent0599f8f37ee9d2f44bd79b6f66f9f46ba6514acecommit | diff
[SCSI] mac_esp: remove redundant mutual exclusion

Mutual exclusion is redundant here because all the paths in the call graph
leading to esp_driver_ops.send_dma_cmd() happen under spin_lock_irqsave/
spin_lock_irqrestore. Remove it.

Tested on a Mac Quadra 660av and a Mac LC 630.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
drivers/scsi/mac_esp.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git