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authorAl Viro <viro@zeniv.linux.org.uk>2012-10-03 14:56:02 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-10-14 23:12:33 -0400
commit1703a219f7f5ab2c39514f9f0763001cdc907d25 (patch)
treeaf79698ae74c94418ef31483c6e75d9588a3f757 /arch/cris/arch-v10
parent69b58a67213506f98835b0ee8cf24324f59a1442 (diff)
downloadlinux-1703a219f7f5ab2c39514f9f0763001cdc907d25.tar.gz
cris: switch to generic kernel_execve/sys_execve
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/cris/arch-v10')
-rw-r--r--arch/cris/arch-v10/kernel/entry.S11
-rw-r--r--arch/cris/arch-v10/kernel/process.c23
2 files changed, 2 insertions, 32 deletions
diff --git a/arch/cris/arch-v10/kernel/entry.S b/arch/cris/arch-v10/kernel/entry.S
index b8e39e00acb..897bba67bf7 100644
--- a/arch/cris/arch-v10/kernel/entry.S
+++ b/arch/cris/arch-v10/kernel/entry.S
@@ -87,8 +87,8 @@ ret_from_kernel_thread:
jsr schedule_tail
move.d $r2, $r10 ; argument is here
jsr $r1 ; call the payload
- moveq 0, $r10
- jsr sys_exit ; never returns
+ moveq 0, $r9 ; no syscall restarts, TYVM...
+ ba ret_from_sys_call
ret_from_intr:
;; check for resched if preemptive kernel or if we're going back to user-mode
@@ -594,13 +594,6 @@ _ugdb_handle_breakpoint:
ba do_sigtrap ; SIGTRAP the offending process.
pop $dccr ; Restore dccr in delay slot.
- .global kernel_execve
-kernel_execve:
- move.d __NR_execve, $r9
- break 13
- ret
- nop
-
.data
hw_bp_trigs:
diff --git a/arch/cris/arch-v10/kernel/process.c b/arch/cris/arch-v10/kernel/process.c
index 8a673aa81cd..1d6458287f3 100644
--- a/arch/cris/arch-v10/kernel/process.c
+++ b/arch/cris/arch-v10/kernel/process.c
@@ -167,29 +167,6 @@ asmlinkage int sys_vfork(void)
return do_fork(CLONE_VFORK | CLONE_VM | SIGCHLD, rdusp(), current_pt_regs(), 0, NULL, NULL);
}
-/*
- * sys_execve() executes a new program.
- */
-asmlinkage int sys_execve(const char *fname,
- const char *const *argv,
- const char *const *envp,
- long r13, long mof, long srp,
- struct pt_regs *regs)
-{
- int error;
- struct filename *filename;
-
- filename = getname(fname);
- error = PTR_ERR(filename);
-
- if (IS_ERR(filename))
- goto out;
- error = do_execve(filename->name, argv, envp, regs);
- putname(filename);
- out:
- return error;
-}
-
unsigned long get_wchan(struct task_struct *p)
{
#if 0