diff options
| -rw-r--r-- | arch/x86/kernel/kgdb.c | 29 | ||||
| -rw-r--r-- | include/linux/kgdb.h | 14 | ||||
| -rw-r--r-- | kernel/debug/debug_core.c | 8 |
3 files changed, 0 insertions, 51 deletions
diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c index f95a2c0b915c..acba57169938 100644 --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -47,20 +47,8 @@ #include <asm/debugreg.h> #include <asm/apicdef.h> #include <asm/system.h> - #include <asm/apic.h> -/* - * Put the error code here just in case the user cares: - */ -static int gdb_x86errcode; - -/* - * Likewise, the vector number here (since GDB only gets the signal - * number through the usual means, and that's not very specific): - */ -static int gdb_x86vector = -1; - /** * pt_regs_to_gdb_regs - Convert ptrace regs to GDB regs * @gdb_regs: A pointer to hold the registers in the order GDB wants. @@ -399,23 +387,6 @@ void kgdb_disable_hw_debug(struct pt_regs *regs) } } -/** - * kgdb_post_primary_code - Save error vector/code numbers. - * @regs: Original pt_regs. - * @e_vector: Original error vector. - * @err_code: Original error code. - * - * This is needed on architectures which support SMP and KGDB. - * This function is called after all the slave cpus have been put - * to a know spin state and the primary CPU has control over KGDB. - */ -void kgdb_post_primary_code(struct pt_regs *regs, int e_vector, int err_code) -{ - /* primary processor is completely in the debugger */ - gdb_x86vector = e_vector; - gdb_x86errcode = err_code; -} - #ifdef CONFIG_SMP /** * kgdb_roundup_cpus - Get other CPUs into a holding pattern diff --git a/include/linux/kgdb.h b/include/linux/kgdb.h index 407edb1e0c4d..406f6f9286f3 100644 --- a/include/linux/kgdb.h +++ b/include/linux/kgdb.h @@ -36,20 +36,6 @@ struct pt_regs; extern int kgdb_skipexception(int exception, struct pt_regs *regs); /** - * kgdb_post_primary_code - (optional) Save error vector/code numbers. - * @regs: Original pt_regs. - * @e_vector: Original error vector. - * @err_code: Original error code. - * - * This is usually needed on architectures which support SMP and - * KGDB. This function is called after all the secondary cpus have - * been put to a know spin state and the primary CPU has control over - * KGDB. - */ -extern void kgdb_post_primary_code(struct pt_regs *regs, int e_vector, - int err_code); - -/** * kgdb_disable_hw_debug - (optional) Disable hardware debugging hook * @regs: Current &struct pt_regs. * diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c index 1aed37b4c564..88a83a225374 100644 --- a/kernel/debug/debug_core.c +++ b/kernel/debug/debug_core.c @@ -203,12 +203,6 @@ int __weak kgdb_skipexception(int exception, struct pt_regs *regs) return 0; } -void __weak -kgdb_post_primary_code(struct pt_regs *regs, int e_vector, int err_code) -{ - return; -} - /** * kgdb_disable_hw_debug - Disable hardware debugging while we in kgdb. * @regs: Current &struct pt_regs. @@ -588,7 +582,6 @@ return_normal: * At this point the primary processor is completely * in the debugger and all secondary CPUs are quiescent */ - kgdb_post_primary_code(ks->linux_regs, ks->ex_vector, ks->err_code); dbg_deactivate_sw_breakpoints(); kgdb_single_step = 0; kgdb_contthread = current; @@ -678,7 +671,6 @@ kgdb_handle_exception(int evector, int signo, int ecode, struct pt_regs *regs) ks->cpu = raw_smp_processor_id(); ks->ex_vector = evector; ks->signo = signo; - ks->ex_vector = evector; ks->err_code = ecode; ks->kgdb_usethreadid = 0; ks->linux_regs = regs; |