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| author | George G. Davis <davis_g@mvista.com> | 2005-09-13 22:55:00 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-09-13 22:55:00 +0100 |
| commit | 34f521fd5552fff2a5f892f4c3dbc75e309ad63b (patch) | |
| tree | 2ad7a7637266b27a3c85d54eb0ad73c451913047 /arch | |
| parent | 2f4ba45a75d6383b4a1201169a808ffea416ffa0 (diff) | |
| download | linux-34f521fd5552fff2a5f892f4c3dbc75e309ad63b.tar.gz linux-34f521fd5552fff2a5f892f4c3dbc75e309ad63b.tar.bz2 linux-34f521fd5552fff2a5f892f4c3dbc75e309ad63b.zip | |
[ARM] 2896/1: Add sys_ipc_wrapper to pass 'fifth' argument on stack
Patch from George G. Davis
As pointed out be Matthew Klahn <MKLAHN@motorola.com>, some sys_ipc()
call options require six args, e.g. SEMTIMEDOP. This patch adds an ARM sys_ipc_wrapper to save the sys_ipc() 'fifth' arg on the stack.
Signed-off-by: George G. Davis <gdavis@mvista.com>
arch/arm/kernel/calls.S | 2 +-
arch/arm/kernel/entry-common.S | 5 +++++
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/kernel/calls.S | 2 | ||||
| -rw-r--r-- | arch/arm/kernel/entry-common.S | 4 |
2 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index 949ec4427f21..2ad4aa2a1536 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -131,7 +131,7 @@ __syscall_start: .long sys_wait4 /* 115 */ .long sys_swapoff .long sys_sysinfo - .long sys_ipc + .long sys_ipc_wrapper .long sys_fsync .long sys_sigreturn_wrapper /* 120 */ .long sys_clone_wrapper diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index db302c6e5343..81d450ac3fab 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -273,6 +273,10 @@ sys_mbind_wrapper: str r5, [sp, #4] b sys_mbind +sys_ipc_wrapper: + str r5, [sp, #4] @ push sixth arg + b sys_ipc + /* * Note: off_4k (r5) is always units of 4K. If we can't do the requested * offset, we return EINVAL. |