diff options
Diffstat (limited to 'arch/s390/kernel/vdso64')
-rw-r--r-- | arch/s390/kernel/vdso64/clock_getres.S | 4 | ||||
-rw-r--r-- | arch/s390/kernel/vdso64/clock_gettime.S | 20 | ||||
-rw-r--r-- | arch/s390/kernel/vdso64/getcpu.S | 4 | ||||
-rw-r--r-- | arch/s390/kernel/vdso64/gettimeofday.S | 8 |
4 files changed, 28 insertions, 8 deletions
diff --git a/arch/s390/kernel/vdso64/clock_getres.S b/arch/s390/kernel/vdso64/clock_getres.S index 5b0d9c380de2..081435398e0a 100644 --- a/arch/s390/kernel/vdso64/clock_getres.S +++ b/arch/s390/kernel/vdso64/clock_getres.S @@ -16,7 +16,7 @@ .globl __kernel_clock_getres .type __kernel_clock_getres,@function __kernel_clock_getres: - .cfi_startproc + CFI_STARTPROC larl %r1,4f cghi %r2,__CLOCK_REALTIME_COARSE je 0f @@ -44,7 +44,7 @@ __kernel_clock_getres: 2: lghi %r1,__NR_clock_getres /* fallback to svc */ svc 0 br %r14 + CFI_ENDPROC 3: .quad __CLOCK_REALTIME_RES 4: .quad __CLOCK_COARSE_RES - .cfi_endproc .size __kernel_clock_getres,.-__kernel_clock_getres diff --git a/arch/s390/kernel/vdso64/clock_gettime.S b/arch/s390/kernel/vdso64/clock_gettime.S index deccd793b279..fac3ab5ec83a 100644 --- a/arch/s390/kernel/vdso64/clock_gettime.S +++ b/arch/s390/kernel/vdso64/clock_gettime.S @@ -16,8 +16,10 @@ .globl __kernel_clock_gettime .type __kernel_clock_gettime,@function __kernel_clock_gettime: - .cfi_startproc + CFI_STARTPROC aghi %r15,-16 + CFI_DEF_CFA_OFFSET 176 + CFI_VAL_OFFSET 15, -160 larl %r5,_vdso_data cghi %r2,__CLOCK_REALTIME_COARSE je 4f @@ -54,9 +56,13 @@ __kernel_clock_gettime: stg %r1,8(%r3) /* store tp->tv_nsec */ lghi %r2,0 aghi %r15,16 + CFI_DEF_CFA_OFFSET 160 + CFI_RESTORE 15 br %r14 /* CLOCK_MONOTONIC_COARSE */ + CFI_DEF_CFA_OFFSET 176 + CFI_VAL_OFFSET 15, -160 3: lg %r4,__VDSO_UPD_COUNT(%r5) /* load update counter */ tmll %r4,0x0001 /* pending update ? loop */ jnz 3b @@ -109,9 +115,13 @@ __kernel_clock_gettime: stg %r1,8(%r3) /* store tp->tv_nsec */ lghi %r2,0 aghi %r15,16 + CFI_DEF_CFA_OFFSET 160 + CFI_RESTORE 15 br %r14 /* CPUCLOCK_VIRT for this thread */ + CFI_DEF_CFA_OFFSET 176 + CFI_VAL_OFFSET 15, -160 9: lghi %r4,0 icm %r0,15,__VDSO_ECTG_OK(%r5) jz 12f @@ -132,15 +142,21 @@ __kernel_clock_gettime: stg %r4,8(%r3) lghi %r2,0 aghi %r15,16 + CFI_DEF_CFA_OFFSET 160 + CFI_RESTORE 15 br %r14 /* Fallback to system call */ + CFI_DEF_CFA_OFFSET 176 + CFI_VAL_OFFSET 15, -160 12: lghi %r1,__NR_clock_gettime svc 0 aghi %r15,16 + CFI_DEF_CFA_OFFSET 160 + CFI_RESTORE 15 br %r14 + CFI_ENDPROC 13: .quad 1000000000 14: .quad 19342813113834067 - .cfi_endproc .size __kernel_clock_gettime,.-__kernel_clock_gettime diff --git a/arch/s390/kernel/vdso64/getcpu.S b/arch/s390/kernel/vdso64/getcpu.S index 022acdecd5b9..2446e9dac8ab 100644 --- a/arch/s390/kernel/vdso64/getcpu.S +++ b/arch/s390/kernel/vdso64/getcpu.S @@ -15,7 +15,7 @@ .globl __kernel_getcpu .type __kernel_getcpu,@function __kernel_getcpu: - .cfi_startproc + CFI_STARTPROC la %r4,0 sacf 256 l %r5,__VDSO_CPU_NR(%r4) @@ -29,5 +29,5 @@ __kernel_getcpu: st %r4,0(%r3) 3: lghi %r2,0 br %r14 - .cfi_endproc + CFI_ENDPROC .size __kernel_getcpu,.-__kernel_getcpu diff --git a/arch/s390/kernel/vdso64/gettimeofday.S b/arch/s390/kernel/vdso64/gettimeofday.S index 964afb1de06d..6e1f0b421695 100644 --- a/arch/s390/kernel/vdso64/gettimeofday.S +++ b/arch/s390/kernel/vdso64/gettimeofday.S @@ -16,8 +16,10 @@ .globl __kernel_gettimeofday .type __kernel_gettimeofday,@function __kernel_gettimeofday: - .cfi_startproc + CFI_STARTPROC aghi %r15,-16 + CFI_ADJUST_CFA_OFFSET 16 + CFI_VAL_OFFSET 15, -160 larl %r5,_vdso_data 0: ltgr %r3,%r3 /* check if tz is NULL */ je 1f @@ -59,8 +61,10 @@ __kernel_gettimeofday: stg %r0,8(%r2) /* store tv->tv_usec */ 4: lghi %r2,0 aghi %r15,16 + CFI_ADJUST_CFA_OFFSET -16 + CFI_RESTORE 15 br %r14 + CFI_ENDPROC 5: .quad 1000000000 .long 274877907 - .cfi_endproc .size __kernel_gettimeofday,.-__kernel_gettimeofday |