TononixOS/ubports_kernel_google_msm
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[SPARC64]: %l6 trap return handling no longer necessary.

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Now that we indicate the "restart system call" in the
trap type field of pt_regs->magic, we don't need to
set the %l6 boolean in all of the trap return paths.

And we therefore don't need to pass it to do_notify_resume().

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2008-04-24 03:15:22 -07:00
parent 238468b2ac
commit 7697daaa89
9 changed files with 45 additions and 63 deletions
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14
include/asm-sparc64/ttable.h
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@@ -28,7 +28,7 @@
call routine; \
add %sp, PTREGS_OFF, %o0; \
ba,pt %xcc, rtrap; \
clr %l6; \
nop; \
nop;
#define TRAP_7INSNS(routine) \
@@ -38,7 +38,7 @@
call routine; \
add %sp, PTREGS_OFF, %o0; \
ba,pt %xcc, rtrap; \
clr %l6;
nop;
#define TRAP_SAVEFPU(routine) \
sethi %hi(109f), %g7; \
@@ -47,7 +47,7 @@
call routine; \
add %sp, PTREGS_OFF, %o0; \
ba,pt %xcc, rtrap; \
clr %l6; \
nop; \
nop;
#define TRAP_NOSAVE(routine) \
@@ -67,7 +67,7 @@
call routine; \
add %sp, PTREGS_OFF, %o0; \
ba,pt %xcc, rtrap; \
clr %l6; \
nop; \
nop;
#define TRAP_ARG(routine, arg) \
@@ -78,7 +78,7 @@
call routine; \
mov arg, %o1; \
ba,pt %xcc, rtrap; \
clr %l6;
nop;
#define TRAPTL1_ARG(routine, arg) \
sethi %hi(109f), %g7; \
@@ -88,7 +88,7 @@
call routine; \
mov arg, %o1; \
ba,pt %xcc, rtrap; \
clr %l6;
nop;
#define SYSCALL_TRAP(routine, systbl) \
sethi %hi(109f), %g7; \
@@ -166,7 +166,7 @@
ldx [%sp + PTREGS_OFF + PT_V9_TNPC], %l1; \
add %l1, 4, %l2; \
stx %l1, [%sp + PTREGS_OFF + PT_V9_TPC]; \
ba,pt %xcc, rtrap_clr_l6; \
ba,pt %xcc, rtrap; \
stx %l2, [%sp + PTREGS_OFF + PT_V9_TNPC];
#ifdef CONFIG_KPROBES