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nexedi
linux
Commits
a615b47d
Commit
a615b47d
authored
Oct 13, 2014
by
Vineet Gupta
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ARC: entry.S: confine EXCEPTION_* macros to one file
Signed-off-by:
Vineet Gupta
<
vgupta@synopsys.com
>
parent
f033737e
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17 additions
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15 deletions
+17
-15
arch/arc/kernel/entry.S
arch/arc/kernel/entry.S
+16
-0
arch/arc/mm/tlbex.S
arch/arc/mm/tlbex.S
+1
-15
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arch/arc/kernel/entry.S
View file @
a615b47d
...
...
@@ -368,6 +368,22 @@ ENTRY(EV_TLBProtV)
END
(
EV_TLBProtV
)
; Wrapper for Linux page fault handler called from EV_TLBMiss*
; Very similar to ProtV handler case (6a) above, but avoids the extra checks
; for Misaligned access
;
ENTRY
(
call_do_page_fault
)
EXCEPTION_PROLOGUE
lr
r0
,
[
efa
]
; Faulting Data address
mov
r1
,
sp
FAKE_RET_FROM_EXCPN
r9
mov
blink
,
ret_from_exception
b
do_page_fault
END
(
call_do_page_fault
)
; ---------------------------------------------
; Privilege Violation Exception Handler
; ---------------------------------------------
...
...
arch/arc/mm/tlbex.S
View file @
a615b47d
...
...
@@ -366,19 +366,5 @@ do_slow_path_pf:
; Slow path TLB Miss handled as a regular ARC Exception
; (stack switching / save the complete reg-file).
EXCEPTION_PROLOGUE
; ------- setup args for Linux Page fault Hanlder ---------
mov_s
r1
,
sp
lr
r0
,
[
efa
]
; We don't want exceptions to be disabled while the fault is handled.
; Now that we have saved the context we return from exception hence
; exceptions get re-enable
FAKE_RET_FROM_EXCPN
r9
bl
do_page_fault
b
ret_from_exception
b
call_do_page_fault
END
(
EV_TLBMissD
)
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