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| author | Dave Cheney <dave@cheney.net> | 2015-04-15 19:11:47 +1000 |
|---|---|---|
| committer | Dave Cheney <dave@cheney.net> | 2015-04-15 09:22:15 +0000 |
| commit | e629cd0f88d86867f9fc898c6a75fb17060b83ea (patch) | |
| tree | 73d03746d4243fb95bc11efeca8bc51ab517c142 /src/runtime/os_linux_arm64.go | |
| parent | 9402e49450d57eb608f03980e7541602a346e5ae (diff) | |
| download | go-e629cd0f88d86867f9fc898c6a75fb17060b83ea.tar.gz go-e629cd0f88d86867f9fc898c6a75fb17060b83ea.zip | |
runtime: mark all runtime.cputicks implementations NOSPLIT
Fixes #10450
runtime.cputicks is called from runtime.exitsyscall and must not
split the stack. cputicks is implemented in several ways and the
NOSPLIT annotation was missing from a few of these.
Change-Id: I5cbbb4e5888c5d298fe2fef240782d0e49f59af8
Reviewed-on: https://go-review.googlesource.com/8939
Reviewed-by: Aram Hăvărneanu <aram@mgk.ro>
Diffstat (limited to 'src/runtime/os_linux_arm64.go')
| -rw-r--r-- | src/runtime/os_linux_arm64.go | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/runtime/os_linux_arm64.go b/src/runtime/os_linux_arm64.go index c3ad871349..3f994f128b 100644 --- a/src/runtime/os_linux_arm64.go +++ b/src/runtime/os_linux_arm64.go @@ -11,6 +11,7 @@ const ( var randomNumber uint32 +//go:nosplit func cputicks() int64 { // Currently cputicks() is used in blocking profiler and to seed fastrand1(). // nanotime() is a poor approximation of CPU ticks that is enough for the profiler. |