[PATCH] xen: x86: Use more usermode macro

Use the user_mode macro where it's possible.

Signed-off-by: Vincent Hanquez <vincent.hanquez@cl.cam.ac.uk>
Cc: Ian Pratt <m+Ian.Pratt@cl.cam.ac.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

3 files changed, 8 insertions, 8 deletions

diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index 2468ab70c386..be3efba7caf7 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -266,7 +266,7 @@ void show_regs(struct pt_regs * regs)
         printk("EIP: %04x:[<%08lx>] CPU: %d\n",0xffff & regs->xcs,regs->eip, smp_processor_id());
         print_symbol("EIP is at %s\n", regs->eip);
 
-        if (regs->xcs & 3)
+        if (user_mode(regs))
                 printk(" ESP: %04x:%08lx",0xffff & regs->xss,regs->esp);
         printk(" EFLAGS: %08lx    %s  (%s)\n",
                regs->eflags, print_tainted(), system_utsname.release);
diff --git a/arch/i386/kernel/signal.c b/arch/i386/kernel/signal.c
index 839d4dc88cd4..b9b8f4e20fad 100644
--- a/arch/i386/kernel/signal.c
+++ b/arch/i386/kernel/signal.c
@@ -605,7 +605,7 @@ int fastcall do_signal(struct pt_regs *regs, sigset_t *oldset)
          * kernel mode. Just return without doing anything
          * if so.
          */
-        if ((regs->xcs & 3) != 3)
+        if (!user_mode(regs))
                 return 1;
 
         if (current->flags & PF_FREEZE) {
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index c01d7ba6d7e8..e4d4e2162c7a 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -210,7 +210,7 @@ void show_registers(struct pt_regs *regs)
 
         esp = (unsigned long) (&regs->esp);
         ss = __KERNEL_DS;
-        if (regs->xcs & 3) {
+        if (user_mode(regs)) {
                 in_kernel = 0;
                 esp = regs->esp;
                 ss = regs->xss & 0xffff;
@@ -266,7 +266,7 @@ static void handle_BUG(struct pt_regs *regs)
         char c;
         unsigned long eip;
 
-        if (regs->xcs & 3)
+        if (user_mode(regs))
                 goto no_bug;            /* Not in kernel */
 
         eip = regs->eip;
@@ -354,7 +354,7 @@ void die(const char * str, struct pt_regs * regs, long err)
 
 static inline void die_if_kernel(const char * str, struct pt_regs * regs, long err)
 {
-        if (!(regs->eflags & VM_MASK) && !(3 & regs->xcs))
+        if (!user_mode_vm(regs))
                 die(str, regs, err);
 }
 
@@ -367,7 +367,7 @@ static void do_trap(int trapnr, int signr, char *str, int vm86,
                 goto trap_signal;
         }
 
-        if (!(regs->xcs & 3))
+        if (!user_mode(regs))
                 goto kernel_trap;
 
         trap_signal: {
@@ -489,7 +489,7 @@ fastcall void do_general_protection(struct pt_regs * regs, long error_code)
         if (regs->eflags & VM_MASK)
                 goto gp_in_vm86;
 
-        if (!(regs->xcs & 3))
+        if (!user_mode(regs))
                 goto gp_in_kernel;
 
         current->thread.error_code = error_code;
@@ -716,7 +716,7 @@ fastcall void do_debug(struct pt_regs * regs, long error_code)
                  * check for kernel mode by just checking the CPL
                  * of CS.
                  */
-                if ((regs->xcs & 3) == 0)
+                if (!user_mode(regs))
                         goto clear_TF_reenable;
         }