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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2021-01-18 15:32:02 -0300 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2021-03-12 10:19:49 -0300 |
| commit | 2883de072093ecdb3369cdcd72d69d4fc7b5ae71 (patch) | |
| tree | 2c6d281bfa9716e398dbf162887825eb1127f811 /sysdeps | |
| parent | 2b47727c68b6329cf8890e56fc9dbaa4e7300961 (diff) | |
| download | glibc-2883de072093ecdb3369cdcd72d69d4fc7b5ae71.tar glibc-2883de072093ecdb3369cdcd72d69d4fc7b5ae71.tar.gz glibc-2883de072093ecdb3369cdcd72d69d4fc7b5ae71.tar.bz2 glibc-2883de072093ecdb3369cdcd72d69d4fc7b5ae71.zip | |
linux: Use __libc_single_threaded on fork
Checked on x86_64-linux-gnu.
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/nptl/fork.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sysdeps/nptl/fork.c b/sysdeps/nptl/fork.c index 4fb4c2d254..f78267b68c 100644 --- a/sysdeps/nptl/fork.c +++ b/sysdeps/nptl/fork.c @@ -34,6 +34,7 @@ #include <malloc/malloc-internal.h> #include <nss/nss_database.h> #include <unwind-link.h> +#include <sys/single_threaded.h> static void fresetlockfiles (void) @@ -55,7 +56,7 @@ __libc_fork (void) handlers in the single-thread case, to make fork safer to use in signal handlers. POSIX requires that fork is async-signal-safe, but our current fork implementation is not. */ - bool multiple_threads = THREAD_GETMEM (THREAD_SELF, header.multiple_threads); + bool multiple_threads = __libc_single_threaded == 0; __run_fork_handlers (atfork_run_prepare, multiple_threads); |