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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-06-26 15:42:02 +0200 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-07-02 11:56:11 +0200 |
| commit | 0d147db0c127c561f8f9ead9f3c1ec38f89f1040 (patch) | |
| tree | ed499217d06bd42fc70bfcd7d3c0ae8ee05bc0b8 /arch/arm/mm/abort-ev5tj.S | |
| parent | ARM: entry: data abort: arrange for CPU abort helpers to take pc/psr in r4/r5 (diff) | |
| download | linux-0d147db0c127c561f8f9ead9f3c1ec38f89f1040.tar.xz linux-0d147db0c127c561f8f9ead9f3c1ec38f89f1040.zip | |
ARM: entry: data abort: avoid using r2 in abort helpers
This allows us to pass the pt_regs pointer in to these functions
ready for tail-calling the abort handler.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/abort-ev5tj.S')
| -rw-r--r-- | arch/arm/mm/abort-ev5tj.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mm/abort-ev5tj.S b/arch/arm/mm/abort-ev5tj.S index 9a365cf1936f..ccfbc937054d 100644 --- a/arch/arm/mm/abort-ev5tj.S +++ b/arch/arm/mm/abort-ev5tj.S @@ -27,7 +27,7 @@ ENTRY(v5tj_early_abort) movne pc, lr do_thumb_abort fsr=r1, pc=r4, psr=r5, tmp=r3 ldreq r3, [r4] @ read aborted ARM instruction - do_ldrd_abort tmp=r2, insn=r3 + do_ldrd_abort tmp=ip, insn=r3 tst r3, #1 << 20 @ L = 0 -> write orreq r1, r1, #1 << 11 @ yes. mov pc, lr |