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(parent: 4537259) | patch
arm64: entry-ftrace.S: Update comment to indicate that x18 is live
authorWill Deacon <will@kernel.org>
Mon, 18 May 2020 13:01:01 +0000 (14:01 +0100)
committerWill Deacon <will@kernel.org>
Mon, 18 May 2020 16:47:50 +0000 (17:47 +0100)
commite4aecafc111543f289528d2986c27188d6f65649
tree66eddaa2ffbf37ff1201948278d85154eaff6f39tree | snapshot
parent4537259beba79c7699877ada8369f06d13db2d48commit | diff
arm64: entry-ftrace.S: Update comment to indicate that x18 is live

The Shadow Call Stack pointer is held in x18, so update the ftrace
entry comment to indicate that it cannot be safely clobbered.

Reported-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
arch/arm64/kernel/entry-ftrace.S diff | blob | history
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