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authorPaul Mundt <lethal@linux-sh.org>2007-11-28 19:58:11 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-01-28 13:18:58 +0900
commit4b27c47cf8eddb4153a026e89c7b092598c98b12 (patch)
tree5142d1c0bbfe289ee757dfc147bb6394244c4d67 /arch/sh/kernel/cpu
parentc019fd8839503a91c556ae68d773e3bbb9b476e1 (diff)
downloadlinux-4b27c47cf8eddb4153a026e89c7b092598c98b12.tar.bz2
sh: syscall auditing for sh5, too.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/cpu')
-rw-r--r--arch/sh/kernel/cpu/sh5/entry.S10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/sh/kernel/cpu/sh5/entry.S b/arch/sh/kernel/cpu/sh5/entry.S
index 0f65bb4372da..dbf2d7684502 100644
--- a/arch/sh/kernel/cpu/sh5/entry.S
+++ b/arch/sh/kernel/cpu/sh5/entry.S
@@ -942,9 +942,6 @@ ret_with_reschedule:
getcon KCR0, r6 ! r6 contains current_thread_info
ld.l r6, TI_FLAGS, r7 ! r7 contains current_thread_info->flags
- ! FIXME:!!!
- ! no handling of TIF_SYSCALL_TRACE yet!!
-
movi _TIF_NEED_RESCHED, r8
and r8, r7, r8
pta work_resched, tr0
@@ -1280,14 +1277,17 @@ syscall_allowed:
getcon KCR0, r2
ld.l r2, TI_FLAGS, r4
- movi (1 << TIF_SYSCALL_TRACE), r6
+ movi (_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP | _TIF_SYSCALL_AUDIT), r6
and r6, r4, r6
beq/l r6, ZERO, tr0
/* Trace it by calling syscall_trace before and after */
movi syscall_trace, r4
+ or SP, ZERO, r2
+ or ZERO, ZERO, r3
ptabs r4, tr0
blink tr0, LINK
+
/* Reload syscall number as r5 is trashed by syscall_trace */
ld.q SP, FRAME_S(FSYSCALL_ID), r5
andi r5, 0x1ff, r5
@@ -1321,6 +1321,8 @@ syscall_ret_trace:
st.q SP, FRAME_R(9), r2 /* Save return value */
movi syscall_trace, LINK
+ or SP, ZERO, r2
+ movi 1, r3
ptabs LINK, tr0
blink tr0, LINK