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xtensa: switch to generic kernel_execve()

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Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Max Filippov
2012-10-25 11:10:51 +04:00
committed by Chris Zankel
parent 3306a72669
commit f0a1bf0859
2 changed files with 2 additions and 17 deletions
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18
arch/xtensa/kernel/entry.S
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@@ -1832,22 +1832,6 @@ ENTRY(system_call)
retw
/*
* Do a system call from kernel instead of calling sys_execve, so we end up
* with proper pt_regs.
*
* int kernel_execve(const char *fname, char *const argv[], charg *const envp[])
* a2 a2 a3 a4
*/
ENTRY(kernel_execve)
entry a1, 16
mov a6, a2 # arg0 is in a6
movi a2, __NR_execve
syscall
retw
/*
* Task switch.
*
@@ -1940,6 +1924,6 @@ ENTRY(ret_from_kernel_thread)
call4 schedule_tail
mov a6, a3
callx4 a2
call4 do_exit
j common_exception_return
ENDPROC(ret_from_kernel_thread)