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authorAl Viro <viro@zeniv.linux.org.uk>2012-01-30 16:30:48 -0500
committerRichard Weinberger <richard@nod.at>2012-03-25 00:29:55 +0100
commitc2220b2a124d2fe7b0074b23680177c8e905a76c (patch)
treef88ed3858ce65669134888f64193ab139a8a95dc /arch/x86/um
parent28a12cb598e55ca9e1c577899d6624e6a83cdc56 (diff)
downloadop-kernel-dev-c2220b2a124d2fe7b0074b23680177c8e905a76c.zip
op-kernel-dev-c2220b2a124d2fe7b0074b23680177c8e905a76c.tar.gz
um: kill HOST_TASK_PID
just provide get_current_pid() to the userland side of things instead of get_current() + manual poking in its results Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/x86/um')
-rw-r--r--arch/x86/um/bugs_32.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/um/bugs_32.c b/arch/x86/um/bugs_32.c
index a1fba5f..17d88cf 100644
--- a/arch/x86/um/bugs_32.c
+++ b/arch/x86/um/bugs_32.c
@@ -13,8 +13,6 @@
static int host_has_cmov = 1;
static jmp_buf cmov_test_return;
-#define TASK_PID(task) *((int *) &(((char *) (task))[HOST_TASK_PID]))
-
static void cmov_sigill_test_handler(int sig)
{
host_has_cmov = 0;
@@ -51,7 +49,7 @@ void arch_examine_signal(int sig, struct uml_pt_regs *regs)
* This is testing for a cmov (0x0f 0x4x) instruction causing a
* SIGILL in init.
*/
- if ((sig != SIGILL) || (TASK_PID(get_current()) != 1))
+ if ((sig != SIGILL) || (get_current_pid() != 1))
return;
if (copy_from_user_proc(tmp, (void *) UPT_IP(regs), 2)) {
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