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ARM: 8450/1: v7-M: Use ret_to_user_from_irq in PendSV handler
authorEzequiel Garcia <ezequiel@vanguardiasur.com.ar>
Fri, 30 Oct 2015 20:08:05 +0000 (21:08 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Mon, 16 Nov 2015 18:34:37 +0000 (18:34 +0000)
commit440ee365d30adbcd9a97fba9cd629cedb7e9b7cb
tree9819d9513c958a25e462c544a8bbc23b14df2888tree | snapshot (tar.gz zip)
parentb522842c43e49bff1a1c929628f9fd46e596c06bcommit | diff
ARM: 8450/1: v7-M: Use ret_to_user_from_irq in PendSV handler

The PendSV handler calls v7m_exception_entry which
disables IRQs. Therefore, since IRQs are already disabled,
the PendSV handler can return using ret_to_user_from_irq.

Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/kernel/entry-v7m.S diff | blob | blame | history