]> git.baikalelectronics.ru Git - kernel.git/commit
arm64: Clear OSDLR_EL1 on CPU boot
authorJean-Philippe Brucker <jean-philippe.brucker@arm.com>
Mon, 8 Apr 2019 17:17:18 +0000 (18:17 +0100)
committerWill Deacon <will.deacon@arm.com>
Tue, 9 Apr 2019 11:38:31 +0000 (12:38 +0100)
commit227087b4eaa961f9a1853b5ee8995927ffd658b9
tree691c94a935b7bf3659e6ff4158ecd8d4a43731d6
parent7c83460a9ebc74108c5b961f74620780ad2dfc5a
arm64: Clear OSDLR_EL1 on CPU boot

Some firmwares may reboot CPUs with OS Double Lock set. Make sure that
it is unlocked, in order to use debug exceptions.

Cc: <stable@vger.kernel.org>
Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
arch/arm64/kernel/debug-monitors.c