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arm64: entry.S: Add ventry overflow sanity checks
authorJames Morse <james.morse@arm.com>
Fri, 18 Mar 2022 17:48:24 +0000 (17:48 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 23 Mar 2022 08:10:42 +0000 (09:10 +0100)
commite8bfe29afc09ac77b347540a0f4c789e6530a436
treea3235c74797bf7bc91e6106ff74d07adc983b817tree | snapshot
parent3482cafada6ef9c14762a24f47a699047b7e9bc8commit | diff
arm64: entry.S: Add ventry overflow sanity checks

commit 4330e2c5c04c27bebf89d34e0bc14e6943413067 upstream.

Subsequent patches add even more code to the ventry slots.
Ensure kernels that overflow a ventry slot don't get built.

Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: James Morse <james.morse@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/arm64/kernel/entry.S diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git