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microblaze: vfork is always available

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Due to the built-in tables, __NR_vfork is always defined, so the
fork-based fallback code is never used.

(It appears that the vfork system call was wired up when the port was
contributed to the kernel.)

Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
This commit is contained in:
Florian Weimer 2020-03-03 12:53:10 +01:00
parent bf956afeaa
commit 24caa35c57
1 changed files with 0 additions and 4 deletions
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4
sysdeps/unix/sysv/linux/microblaze/vfork.S
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@ -28,11 +28,7 @@
ENTRY (__vfork)
#ifdef __NR_vfork
DO_CALL (vfork, 0)
#else
DO_CALL (fork, 0)
#endif
addik r12,r0,-4095
cmpu r12,r12,r3
bgei r12,SYSCALL_ERROR_LABEL