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| author | Russell King | 2009-12-06 18:00:33 +0100 |
|---|---|---|
| committer | Russell King | 2009-12-06 18:00:33 +0100 |
| commit | 3d14b5beba35250c548d3851a2b84fce742d8311 (patch) | |
| tree | 065e3d93c3fcbc5ee4c44fa78662393cddbdf6de /arch/x86/kernel/kgdb.c | |
| parent | Merge branch 'devel-stable' into devel (diff) | |
| parent | Fix soc_common PCMCIA configuration (diff) | |
| download | kernel-qcow2-linux-3d14b5beba35250c548d3851a2b84fce742d8311.tar.gz kernel-qcow2-linux-3d14b5beba35250c548d3851a2b84fce742d8311.tar.xz kernel-qcow2-linux-3d14b5beba35250c548d3851a2b84fce742d8311.zip | |
Merge branch 'sa1100' into devel
Diffstat (limited to 'arch/x86/kernel/kgdb.c')
| -rw-r--r-- | arch/x86/kernel/kgdb.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c index 8d82a77a3f3b..20a5b3689463 100644 --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -43,6 +43,7 @@ #include <linux/smp.h> #include <linux/nmi.h> +#include <asm/debugreg.h> #include <asm/apicdef.h> #include <asm/system.h> @@ -88,7 +89,6 @@ void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) gdb_regs[GDB_SS] = __KERNEL_DS; gdb_regs[GDB_FS] = 0xFFFF; gdb_regs[GDB_GS] = 0xFFFF; - gdb_regs[GDB_SP] = (int)®s->sp; #else gdb_regs[GDB_R8] = regs->r8; gdb_regs[GDB_R9] = regs->r9; @@ -101,8 +101,8 @@ void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) gdb_regs32[GDB_PS] = regs->flags; gdb_regs32[GDB_CS] = regs->cs; gdb_regs32[GDB_SS] = regs->ss; - gdb_regs[GDB_SP] = regs->sp; #endif + gdb_regs[GDB_SP] = kernel_stack_pointer(regs); } /** @@ -434,6 +434,11 @@ single_step_cont(struct pt_regs *regs, struct die_args *args) "resuming...\n"); kgdb_arch_handle_exception(args->trapnr, args->signr, args->err, "c", "", regs); + /* + * Reset the BS bit in dr6 (pointed by args->err) to + * denote completion of processing + */ + (*(unsigned long *)ERR_PTR(args->err)) &= ~DR_STEP; return NOTIFY_STOP; } |