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yaml
---
r: 100602
b: refs/heads/master
c: 4902316
h: refs/heads/master
v: v3
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Ingo Molnar authored and Thomas Gleixner committed May 24, 2008
1 parent 81e18ca commit 3ef7bc8
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Showing 2 changed files with 6 additions and 6 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 801a175bf601f9a9d5e86e92dee9adeeb6625da8
refs/heads/master: 49023168261a7f9a2fd4a1ca1adbfea922556015
10 changes: 5 additions & 5 deletions trunk/arch/x86/kernel/mmiotrace/kmmio.c
Original file line number Diff line number Diff line change
Expand Up @@ -228,7 +228,7 @@ int kmmio_handler(struct pt_regs *regs, unsigned long addr)

ctx->fpage = faultpage;
ctx->probe = get_kmmio_probe(addr);
ctx->saved_flags = (regs->flags & (TF_MASK|IF_MASK));
ctx->saved_flags = (regs->flags & (X86_EFLAGS_TF | X86_EFLAGS_IF));
ctx->addr = addr;

if (ctx->probe && ctx->probe->pre_handler)
Expand All @@ -238,8 +238,8 @@ int kmmio_handler(struct pt_regs *regs, unsigned long addr)
* Enable single-stepping and disable interrupts for the faulting
* context. Local interrupts must not get enabled during stepping.
*/
regs->flags |= TF_MASK;
regs->flags &= ~IF_MASK;
regs->flags |= X86_EFLAGS_TF;
regs->flags &= ~X86_EFLAGS_IF;

/* Now we set present bit in PTE and single step. */
disarm_kmmio_fault_page(ctx->fpage->page, NULL);
Expand Down Expand Up @@ -283,7 +283,7 @@ static int post_kmmio_handler(unsigned long condition, struct pt_regs *regs)

arm_kmmio_fault_page(ctx->fpage->page, NULL);

regs->flags &= ~TF_MASK;
regs->flags &= ~X86_EFLAGS_TF;
regs->flags |= ctx->saved_flags;

/* These were acquired in kmmio_handler(). */
Expand All @@ -297,7 +297,7 @@ static int post_kmmio_handler(unsigned long condition, struct pt_regs *regs)
* will have TF set, in which case, continue the remaining processing
* of do_debug, as if this is not a probe hit.
*/
if (!(regs->flags & TF_MASK))
if (!(regs->flags & X86_EFLAGS_TF))
ret = 1;
out:
put_cpu_var(kmmio_ctx);
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