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[ARM] 2943/1: Clear the exclusive monitor in v6_early_abort
authorCatalin Marinas <catalin.marinas@arm.com>
Sun, 2 Oct 2005 21:34:35 +0000 (22:34 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Sun, 2 Oct 2005 21:34:35 +0000 (22:34 +0100)
commit2c3a0540999ac9bd7147fb98833224a58cdaf217
tree85fe67c8a02c5e7b90f9ceb2330c0e6b8d1f6b7dtree | snapshot (tar.gz zip)
parent487fd4eb1445407c9760af08b0b34c3f4cdb4afccommit | diff
[ARM] 2943/1: Clear the exclusive monitor in v6_early_abort

Patch from Catalin Marinas

Data abort caused by ldrex/strex can leave the exclusive monitor in an
unpredictable state. It is recommended that a clrex/strex is performed to
clear this state.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/mm/abort-ev6.S diff | blob | blame | history