Some code added to the debug_core module had KDB dependencies that it
shouldn't have. Move the KDB dependent REASON back to the caller to
remove the dependence in KGDB code.
Signed-off-by: Mike Travis <tra...@sgi.com>
Reviewed-by: Hedi Berriche <h...@sgi.com>
---
arch/x86/platform/uv/uv_nmi.c | 2 +-
include/linux/kgdb.h | 3 ++-
kernel/debug/debug_core.c | 5 +++--
kernel/debug/debug_core.h | 2 --
4 files changed, 6 insertions(+), 6 deletions(-)
--- linux.orig/arch/x86/platform/uv/uv_nmi.c
+++ linux/arch/x86/platform/uv/uv_nmi.c
@@ -553,7 +553,7 @@ static void uv_call_kdb(int cpu, struct
if (master) {
/* call KGDB NMI handler as MASTER */
ret = kgdb_nmicallin(cpu, X86_TRAP_NMI, regs,
- &uv_nmi_slave_continue);
+ KDB_REASON_SYSTEM_NMI, &uv_nmi_slave_continue);
if (ret) {
pr_alert("KDB returned error, is kgdboc set?\n");
atomic_set(&uv_nmi_slave_continue, SLAVE_EXIT);
--- linux.orig/include/linux/kgdb.h
+++ linux/include/linux/kgdb.h
@@ -310,7 +310,8 @@ extern int
kgdb_handle_exception(int ex_vector, int signo, int err_code,
struct pt_regs *regs);
extern int kgdb_nmicallback(int cpu, void *regs);
-extern int kgdb_nmicallin(int cpu, int trapnr, void *regs, atomic_t *snd_rdy);
+extern int kgdb_nmicallin(int cpu, int trapnr, void *regs, int err_code,
+ atomic_t *snd_rdy);
extern void gdbstub_exit(int status);
extern int kgdb_single_step;
--- linux.orig/kernel/debug/debug_core.c
+++ linux/kernel/debug/debug_core.c
@@ -736,7 +736,8 @@ int kgdb_nmicallback(int cpu, void *regs
return 1;
}
-int kgdb_nmicallin(int cpu, int trapnr, void *regs, atomic_t *send_ready)
+int kgdb_nmicallin(int cpu, int trapnr, void *regs, int err_code,
+ atomic_t *send_ready)
{
#ifdef CONFIG_SMP
if (!kgdb_io_ready(0) || !send_ready)
@@ -750,7 +751,7 @@ int kgdb_nmicallin(int cpu, int trapnr,
ks->cpu = cpu;
ks->ex_vector = trapnr;
ks->signo = SIGTRAP;
- ks->err_code = KGDB_KDB_REASON_SYSTEM_NMI;
+ ks->err_code = err_code;
ks->linux_regs = regs;
ks->send_ready = send_ready;
kgdb_cpu_enter(ks, regs, DCPU_WANT_MASTER);
--- linux.orig/kernel/debug/debug_core.h
+++ linux/kernel/debug/debug_core.h
@@ -75,13 +75,11 @@ extern int kdb_stub(struct kgdb_state *k
extern int kdb_parse(const char *cmdstr);
extern int kdb_common_init_state(struct kgdb_state *ks);
extern int kdb_common_deinit_state(void);
-#define KGDB_KDB_REASON_SYSTEM_NMI KDB_REASON_SYSTEM_NMI
#else /* ! CONFIG_KGDB_KDB */
static inline int kdb_stub(struct kgdb_state *ks)
{
return DBG_PASS_EVENT;
}
-#define KGDB_KDB_REASON_SYSTEM_NMI 0
#endif /* CONFIG_KGDB_KDB */
#endif /* _DEBUG_CORE_H_ */
--
--
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