diff options
| author | Ingo Molnar <mingo@kernel.org> | 2018-12-03 13:42:17 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-12-03 13:42:17 +0300 |
| commit | 5f675231e456cb599b283f8361f01cf34b0617df (patch) | |
| tree | afb2bdfd6fdbb18336146f41ba7659120a5ff9d2 /arch/sparc/kernel/perf_event.c | |
| parent | 3e184501083c38fa091f640acb13af17a21fd228 (diff) | |
| parent | 2595646791c319cadfdbf271563aac97d0843dc7 (diff) | |
| download | linux-5f675231e456cb599b283f8361f01cf34b0617df.tar.xz | |
Merge tag 'v4.20-rc5' into sched/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/sparc/kernel/perf_event.c')
| -rw-r--r-- | arch/sparc/kernel/perf_event.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c index 67b3e6b3ce5d..47c871394ccb 100644 --- a/arch/sparc/kernel/perf_event.c +++ b/arch/sparc/kernel/perf_event.c @@ -1849,16 +1849,12 @@ perf_callchain_user(struct perf_callchain_entry_ctx *entry, struct pt_regs *regs { u64 saved_fault_address = current_thread_info()->fault_address; u8 saved_fault_code = get_thread_fault_code(); - mm_segment_t old_fs; perf_callchain_store(entry, regs->tpc); if (!current->mm) return; - old_fs = get_fs(); - set_fs(USER_DS); - flushw_user(); pagefault_disable(); @@ -1870,7 +1866,6 @@ perf_callchain_user(struct perf_callchain_entry_ctx *entry, struct pt_regs *regs pagefault_enable(); - set_fs(old_fs); set_thread_fault_code(saved_fault_code); current_thread_info()->fault_address = saved_fault_address; } |