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| author | Vincent Hanquez <vincent.hanquez@cl.cam.ac.uk> | 2005-06-23 00:08:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 09:45:14 -0700 |
| commit | 717b594a415bfaf2dbd5e8266636488f2564c689 (patch) | |
| tree | 3d5e1f0a5321c172d35473509a06cf833c916d3a /arch | |
| parent | fa1e1bdf78d405f9905b8290ee9211e7a7bbc99b (diff) | |
| download | linux-rt-717b594a415bfaf2dbd5e8266636488f2564c689.tar.gz | |
[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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/process.c | 2 | ||||
| -rw-r--r-- | arch/i386/kernel/signal.c | 2 | ||||
| -rw-r--r-- | arch/i386/kernel/traps.c | 12 |
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) (®s->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; } |