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authorDavid S. Miller <davem@davemloft.net>2009-12-11 03:44:47 -0500
committerDavid S. Miller <davem@davemloft.net>2009-12-11 03:44:47 -0500
commitc658ad1b4e1520511da8323aa5e60d444cc303ed (patch)
tree7e2ce4179ecfdb0e10caa7c69fa86857c0398bf4 /arch/sparc/kernel/syscalls.S
parent4d14a459857bd151ecbd14bcd37b4628da00792b (diff)
sparc64: Add syscall tracepoint support.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/syscalls.S')
-rw-r--r--arch/sparc/kernel/syscalls.S14
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/sparc/kernel/syscalls.S b/arch/sparc/kernel/syscalls.S
index d150c2aa98d2..dc4a458f74dc 100644
--- a/arch/sparc/kernel/syscalls.S
+++ b/arch/sparc/kernel/syscalls.S
@@ -62,7 +62,7 @@ sys32_rt_sigreturn:
62#endif 62#endif
63 .align 32 63 .align 32
641: ldx [%g6 + TI_FLAGS], %l5 641: ldx [%g6 + TI_FLAGS], %l5
65 andcc %l5, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT), %g0 65 andcc %l5, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT|_TIF_SYSCALL_TRACEPOINT), %g0
66 be,pt %icc, rtrap 66 be,pt %icc, rtrap
67 nop 67 nop
68 call syscall_trace_leave 68 call syscall_trace_leave
@@ -187,7 +187,7 @@ linux_syscall_trace:
187 .globl linux_sparc_syscall32 187 .globl linux_sparc_syscall32
188linux_sparc_syscall32: 188linux_sparc_syscall32:
189 /* Direct access to user regs, much faster. */ 189 /* Direct access to user regs, much faster. */
190 cmp %g1, NR_SYSCALLS ! IEU1 Group 190 cmp %g1, NR_syscalls ! IEU1 Group
191 bgeu,pn %xcc, linux_sparc_ni_syscall ! CTI 191 bgeu,pn %xcc, linux_sparc_ni_syscall ! CTI
192 srl %i0, 0, %o0 ! IEU0 192 srl %i0, 0, %o0 ! IEU0
193 sll %g1, 2, %l4 ! IEU0 Group 193 sll %g1, 2, %l4 ! IEU0 Group
@@ -198,7 +198,7 @@ linux_sparc_syscall32:
198 198
199 srl %i5, 0, %o5 ! IEU1 199 srl %i5, 0, %o5 ! IEU1
200 srl %i2, 0, %o2 ! IEU0 Group 200 srl %i2, 0, %o2 ! IEU0 Group
201 andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT), %g0 201 andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT|_TIF_SYSCALL_TRACEPOINT), %g0
202 bne,pn %icc, linux_syscall_trace32 ! CTI 202 bne,pn %icc, linux_syscall_trace32 ! CTI
203 mov %i0, %l5 ! IEU1 203 mov %i0, %l5 ! IEU1
204 call %l7 ! CTI Group brk forced 204 call %l7 ! CTI Group brk forced
@@ -210,7 +210,7 @@ linux_sparc_syscall32:
210 .globl linux_sparc_syscall 210 .globl linux_sparc_syscall
211linux_sparc_syscall: 211linux_sparc_syscall:
212 /* Direct access to user regs, much faster. */ 212 /* Direct access to user regs, much faster. */
213 cmp %g1, NR_SYSCALLS ! IEU1 Group 213 cmp %g1, NR_syscalls ! IEU1 Group
214 bgeu,pn %xcc, linux_sparc_ni_syscall ! CTI 214 bgeu,pn %xcc, linux_sparc_ni_syscall ! CTI
215 mov %i0, %o0 ! IEU0 215 mov %i0, %o0 ! IEU0
216 sll %g1, 2, %l4 ! IEU0 Group 216 sll %g1, 2, %l4 ! IEU0 Group
@@ -221,7 +221,7 @@ linux_sparc_syscall:
221 221
222 mov %i3, %o3 ! IEU1 222 mov %i3, %o3 ! IEU1
223 mov %i4, %o4 ! IEU0 Group 223 mov %i4, %o4 ! IEU0 Group
224 andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT), %g0 224 andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT|_TIF_SYSCALL_TRACEPOINT), %g0
225 bne,pn %icc, linux_syscall_trace ! CTI Group 225 bne,pn %icc, linux_syscall_trace ! CTI Group
226 mov %i0, %l5 ! IEU0 226 mov %i0, %l5 ! IEU0
2272: call %l7 ! CTI Group brk forced 2272: call %l7 ! CTI Group brk forced
@@ -245,7 +245,7 @@ ret_sys_call:
245 245
246 cmp %o0, -ERESTART_RESTARTBLOCK 246 cmp %o0, -ERESTART_RESTARTBLOCK
247 bgeu,pn %xcc, 1f 247 bgeu,pn %xcc, 1f
248 andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT), %l6 248 andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT|_TIF_SYSCALL_TRACEPOINT), %l6
24980: 24980:
250 /* System call success, clear Carry condition code. */ 250 /* System call success, clear Carry condition code. */
251 andn %g3, %g2, %g3 251 andn %g3, %g2, %g3
@@ -260,7 +260,7 @@ ret_sys_call:
260 /* System call failure, set Carry condition code. 260 /* System call failure, set Carry condition code.
261 * Also, get abs(errno) to return to the process. 261 * Also, get abs(errno) to return to the process.
262 */ 262 */
263 andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT), %l6 263 andcc %l0, (_TIF_SYSCALL_TRACE|_TIF_SECCOMP|_TIF_SYSCALL_AUDIT|_TIF_SYSCALL_TRACEPOINT), %l6
264 sub %g0, %o0, %o0 264 sub %g0, %o0, %o0
265 or %g3, %g2, %g3 265 or %g3, %g2, %g3
266 stx %o0, [%sp + PTREGS_OFF + PT_V9_I0] 266 stx %o0, [%sp + PTREGS_OFF + PT_V9_I0]