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alpha: add clone3() support

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Since clone3() needs the full register state saved for copying into
the child, it needs the same kind of wrapper as fork(), vfork() and
clone().  Exact same wrapper works, actually...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Paul E. McKenney <paulmck@kernel.org>
Acked-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Al Viro 2024-01-24 10:57:02 -05:00 committed by Arnd Bergmann
parent 397c66c2c9
commit b973afe9d8
2 changed files with 2 additions and 1 deletions
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1
arch/alpha/kernel/entry.S
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@ -811,6 +811,7 @@ alpha_\name:
fork_like fork
fork_like vfork
fork_like clone
fork_like clone3
.macro sigreturn_like name
.align 4

2
arch/alpha/kernel/syscalls/syscall.tbl
View File

@ -474,7 +474,7 @@
542 common fsmount sys_fsmount
543 common fspick sys_fspick
544 common pidfd_open sys_pidfd_open
# 545 reserved for clone3
545 common clone3 alpha_clone3
546 common close_range sys_close_range
547 common openat2 sys_openat2
548 common pidfd_getfd sys_pidfd_getfd