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ARM: 8450/1: v7-M: Use ret_to_user_from_irq in PendSV handler

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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>
This commit is contained in:
Ezequiel Garcia 2015-10-30 21:08:05 +01:00 committed by Russell King
parent b522842c43
commit 440ee365d3
1 changed files with 1 additions and 1 deletions
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2
arch/arm/kernel/entry-v7m.S
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@ -88,7 +88,7 @@ __pendsv_entry:
@ execute the pending work, including reschedule
get_thread_info tsk
mov why, #0
b ret_to_user
b ret_to_user_from_irq
ENDPROC(__pendsv_entry)
/*