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| author | Pratyush Anand | 2016-07-08 18:35:50 +0200 |
|---|---|---|
| committer | Catalin Marinas | 2016-07-19 16:03:21 +0200 |
| commit | 888b3c8720e0a4033db09ba2364afde6a4763638 (patch) | |
| tree | 12140433a56615c59bd4451b1ff535a88993adb1 /arch/arm64/kernel/entry.S | |
| parent | arm64: Blacklist non-kprobe-able symbol (diff) | |
| download | kernel-qcow2-linux-888b3c8720e0a4033db09ba2364afde6a4763638.tar.gz kernel-qcow2-linux-888b3c8720e0a4033db09ba2364afde6a4763638.tar.xz kernel-qcow2-linux-888b3c8720e0a4033db09ba2364afde6a4763638.zip | |
arm64: Treat all entry code as non-kprobe-able
Entry symbols are not kprobe safe. So blacklist them for kprobing.
Signed-off-by: Pratyush Anand <panand@redhat.com>
Signed-off-by: David A. Long <dave.long@linaro.org>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
[catalin.marinas@arm.com: Do not include syscall wrappers in .entry.text]
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/kernel/entry.S')
| -rw-r--r-- | arch/arm64/kernel/entry.S | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index 12e8d2bcb3f9..492a2655fea4 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -242,6 +242,7 @@ tsk .req x28 // current thread_info /* * Exception vectors. */ + .pushsection ".entry.text", "ax" .align 11 ENTRY(vectors) @@ -774,6 +775,8 @@ __ni_sys_trace: bl do_ni_syscall b __sys_trace_return + .popsection // .entry.text + /* * Special system call wrappers. */ |