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authorIngo Molnar <mingo@elte.hu>2008-12-29 09:45:15 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-29 09:45:15 +0100
commite1df957670aef74ffd9a4ad93e6d2c90bf6b4845 (patch)
treebca1fcfef55b3e3e82c9a822b4ac6428fce2b419 /arch/x86/ia32
parent2b583d8bc8d7105b58d7481a4a0ceb718dac49c6 (diff)
parent3c92ec8ae91ecf59d88c798301833d7cf83f2179 (diff)
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Merge branch 'linus' into perfcounters/core
Conflicts: fs/exec.c include/linux/init_task.h Simple context conflicts.
Diffstat (limited to 'arch/x86/ia32')
-rw-r--r--arch/x86/ia32/ia32_aout.c2
-rw-r--r--arch/x86/ia32/ia32_signal.c43
2 files changed, 11 insertions, 34 deletions
diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c
index 127ec3f..2a4d073 100644
--- a/arch/x86/ia32/ia32_aout.c
+++ b/arch/x86/ia32/ia32_aout.c
@@ -327,7 +327,7 @@ static int load_aout_binary(struct linux_binprm *bprm, struct pt_regs *regs)
current->mm->cached_hole_size = 0;
current->mm->mmap = NULL;
- compute_creds(bprm);
+ install_exec_creds(bprm);
current->flags &= ~PF_FORKNOEXEC;
if (N_MAGIC(ex) == OMAGIC) {
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index 9ddf2fa..b195f85 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -32,6 +32,8 @@
#include <asm/proto.h>
#include <asm/vdso.h>
+#include <asm/sigframe.h>
+
#define DEBUG_SIG 0
#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
@@ -41,7 +43,6 @@
X86_EFLAGS_ZF | X86_EFLAGS_AF | X86_EFLAGS_PF | \
X86_EFLAGS_CF)
-asmlinkage int do_signal(struct pt_regs *regs, sigset_t *oldset);
void signal_fault(struct pt_regs *regs, void __user *frame, char *where);
int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from)
@@ -173,30 +174,6 @@ asmlinkage long sys32_sigaltstack(const stack_ia32_t __user *uss_ptr,
/*
* Do a signal return; undo the signal stack.
*/
-
-struct sigframe
-{
- u32 pretcode;
- int sig;
- struct sigcontext_ia32 sc;
- struct _fpstate_ia32 fpstate_unused; /* look at kernel/sigframe.h */
- unsigned int extramask[_COMPAT_NSIG_WORDS-1];
- char retcode[8];
- /* fp state follows here */
-};
-
-struct rt_sigframe
-{
- u32 pretcode;
- int sig;
- u32 pinfo;
- u32 puc;
- compat_siginfo_t info;
- struct ucontext_ia32 uc;
- char retcode[8];
- /* fp state follows here */
-};
-
#define COPY(x) { \
err |= __get_user(regs->x, &sc->x); \
}
@@ -271,7 +248,7 @@ static int ia32_restore_sigcontext(struct pt_regs *regs,
asmlinkage long sys32_sigreturn(struct pt_regs *regs)
{
- struct sigframe __user *frame = (struct sigframe __user *)(regs->sp-8);
+ struct sigframe_ia32 __user *frame = (struct sigframe_ia32 __user *)(regs->sp-8);
sigset_t set;
unsigned int ax;
@@ -301,12 +278,12 @@ badframe:
asmlinkage long sys32_rt_sigreturn(struct pt_regs *regs)
{
- struct rt_sigframe __user *frame;
+ struct rt_sigframe_ia32 __user *frame;
sigset_t set;
unsigned int ax;
struct pt_regs tregs;
- frame = (struct rt_sigframe __user *)(regs->sp - 4);
+ frame = (struct rt_sigframe_ia32 __user *)(regs->sp - 4);
if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))
goto badframe;
@@ -396,7 +373,7 @@ static void __user *get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
}
/* This is the legacy signal stack switching. */
- else if ((regs->ss & 0xffff) != __USER_DS &&
+ else if ((regs->ss & 0xffff) != __USER32_DS &&
!(ka->sa.sa_flags & SA_RESTORER) &&
ka->sa.sa_restorer)
sp = (unsigned long) ka->sa.sa_restorer;
@@ -418,7 +395,7 @@ static void __user *get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
int ia32_setup_frame(int sig, struct k_sigaction *ka,
compat_sigset_t *set, struct pt_regs *regs)
{
- struct sigframe __user *frame;
+ struct sigframe_ia32 __user *frame;
void __user *restorer;
int err = 0;
void __user *fpstate = NULL;
@@ -467,7 +444,7 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka,
* These are actually not used anymore, but left because some
* gdb versions depend on them as a marker.
*/
- err |= __copy_to_user(frame->retcode, &code, 8);
+ err |= __put_user(*((u64 *)&code), (u64 *)frame->retcode);
if (err)
return -EFAULT;
@@ -497,7 +474,7 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka,
int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
compat_sigset_t *set, struct pt_regs *regs)
{
- struct rt_sigframe __user *frame;
+ struct rt_sigframe_ia32 __user *frame;
void __user *restorer;
int err = 0;
void __user *fpstate = NULL;
@@ -554,7 +531,7 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
* Not actually used anymore, but left because some gdb
* versions need it.
*/
- err |= __copy_to_user(frame->retcode, &code, 8);
+ err |= __put_user(*((u64 *)&code), (u64 *)frame->retcode);
if (err)
return -EFAULT;