diff options
| author | Christophe Lyon <christophe.lyon@st.com> | 2018-07-04 17:55:37 +0200 |
|---|---|---|
| committer | Waldemar Brodkorb <wbrodkorb@conet.de> | 2018-08-10 16:02:45 +0200 |
| commit | 606a8b28e4987e09572dd0c6b40546cdcbcc1bf7 (patch) | |
| tree | 9946988cd11e3a870271b460e5f94fdb4ac8e55f /libc/stdlib/system.c | |
| parent | 961c229bd19f48afff2cfbce6374b343fbd2e42f (diff) | |
nptl: Use vfork on MMU-less for system()
* libc/stdlib/system.c (FORK): Map to vfork if __ARCH_USE_MMU__
is defined.
Signed-off-by: Mickaël Guêné <mickael.guene@st.com>
Signed-off-by: Christophe Lyon <christophe.lyon@st.com>
Diffstat (limited to 'libc/stdlib/system.c')
| -rw-r--r-- | libc/stdlib/system.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libc/stdlib/system.c b/libc/stdlib/system.c index 771c30e3f..4c010bb19 100644 --- a/libc/stdlib/system.c +++ b/libc/stdlib/system.c @@ -81,6 +81,7 @@ out: libc_hidden_proto(sigaction) libc_hidden_proto(waitpid) +#ifdef __ARCH_USE_MMU__ #if defined __ia64__ # define FORK() \ INLINE_SYSCALL (clone2, 6, CLONE_PARENT_SETTID | SIGCHLD, NULL, 0, \ @@ -92,6 +93,10 @@ libc_hidden_proto(waitpid) # define FORK() \ INLINE_SYSCALL (clone, 3, CLONE_PARENT_SETTID | SIGCHLD, 0, &pid) #endif +#else +# define FORK() \ + vfork() +#endif static void cancel_handler (void *arg); |