diff options
| author | Russell King | 2011-06-25 20:25:02 +0200 |
|---|---|---|
| committer | Russell King | 2011-06-30 12:04:59 +0200 |
| commit | 8b4186160b7894ca4583f702a562856d5d9e9118 (patch) | |
| tree | d5937a74e6d3f0738c3ba7eb9383acf51202e62d /arch/arm/mm/pabort-v7.S | |
| parent | ARM: entry: rejig register allocation in exception entry handlers (diff) | |
| download | kernel-qcow2-linux-8b4186160b7894ca4583f702a562856d5d9e9118.tar.gz kernel-qcow2-linux-8b4186160b7894ca4583f702a562856d5d9e9118.tar.xz kernel-qcow2-linux-8b4186160b7894ca4583f702a562856d5d9e9118.zip | |
ARM: entry: prefetch abort helper: pass aborted pc in r4 rather than r0
This avoids unnecessary instructions for CPUs which implement the IFAR
(instruction fault address register).
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/pabort-v7.S')
| -rw-r--r-- | arch/arm/mm/pabort-v7.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mm/pabort-v7.S b/arch/arm/mm/pabort-v7.S index a8b3b300a18d..b515e0b059b3 100644 --- a/arch/arm/mm/pabort-v7.S +++ b/arch/arm/mm/pabort-v7.S @@ -4,7 +4,7 @@ /* * Function: v6_pabort * - * Params : r0 = address of aborted instruction + * Params : r4 = address of aborted instruction * * Returns : r0 = address of abort * : r1 = IFSR |