diff options
author | David S. Miller <davem@davemloft.net> | 2009-12-11 03:44:47 -0500 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2009-12-11 03:44:47 -0500 |
commit | c658ad1b4e1520511da8323aa5e60d444cc303ed (patch) | |
tree | 7e2ce4179ecfdb0e10caa7c69fa86857c0398bf4 /arch/sparc/kernel/syscalls.S | |
parent | 4d14a459857bd151ecbd14bcd37b4628da00792b (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.S | 14 |
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 |
64 | 1: ldx [%g6 + TI_FLAGS], %l5 | 64 | 1: 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 |
188 | linux_sparc_syscall32: | 188 | linux_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 |
211 | linux_sparc_syscall: | 211 | linux_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 |
227 | 2: call %l7 ! CTI Group brk forced | 227 | 2: 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 |
249 | 80: | 249 | 80: |
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] |