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[PATCH] common compat_sys_timer_create

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The comment in compat.c is wrong, every architecture provides a
get_compat_sigevent() for the IPC compat code already.

This basically moves the x86_64 version to common code and removes all the
others.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Paul Mackerras <paulus@samba.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: "David S. Miller" <davem@davemloft.net>
Acked-by: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Christoph Hellwig
2006-01-09 20:52:08 -08:00
committed by Linus Torvalds
parent f042e0f80b
commit 3a0f69d59b
11 changed files with 23 additions and 154 deletions
Download Patch File Download Diff File Expand all files Collapse all files

36
arch/sparc64/kernel/sys_sparc32.c
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@@ -1120,39 +1120,3 @@ long sys32_lookup_dcookie(unsigned long cookie_high,
return sys_lookup_dcookie((cookie_high << 32) | cookie_low,
buf, len);
}
extern asmlinkage long
sys_timer_create(clockid_t which_clock,
struct sigevent __user *timer_event_spec,
timer_t __user *created_timer_id);
long
sys32_timer_create(u32 clock, struct compat_sigevent __user *se32,
timer_t __user *timer_id)
{
struct sigevent se;
mm_segment_t oldfs;
timer_t t;
long err;
if (se32 == NULL)
return sys_timer_create(clock, NULL, timer_id);
if (get_compat_sigevent(&se, se32))
return -EFAULT;
if (!access_ok(VERIFY_WRITE,timer_id,sizeof(timer_t)))
return -EFAULT;
oldfs = get_fs();
set_fs(KERNEL_DS);
err = sys_timer_create(clock,
(struct sigevent __user *) &se,
(timer_t __user *) &t);
set_fs(oldfs);
if (!err)
err = __put_user (t, timer_id);
return err;
}