diff mbox series

[3/3] MIPS: signal: Remove unnecessary DEBUG_SIG related code

Message ID 1639797789-3001-4-git-send-email-yangtiezhu@loongson.cn (mailing list archive)
State Superseded
Headers show
Series MIPS: signal: Modify some code | expand

Commit Message

Tiezhu Yang Dec. 18, 2021, 3:23 a.m. UTC 
Since DEBUG_SIG is not defined on MIPS, so DEBUGP() is an empty function.
Additionally, it is unacceptable to printk message in the normal path of
signal handling, the system can not work well if DEBUG_SIG is defined, so
just remove the related code.

Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
---
 arch/mips/kernel/signal-common.h | 8 --------
 arch/mips/kernel/signal.c        | 7 -------
 arch/mips/kernel/signal_n32.c    | 4 ----
 arch/mips/kernel/signal_o32.c    | 8 --------
 4 files changed, 27 deletions(-)
diff mbox series

Patch

diff --git a/arch/mips/kernel/signal-common.h b/arch/mips/kernel/signal-common.h
index f50d484..f70135f 100644
--- a/arch/mips/kernel/signal-common.h
+++ b/arch/mips/kernel/signal-common.h
@@ -11,14 +11,6 @@ 
 #ifndef __SIGNAL_COMMON_H
 #define __SIGNAL_COMMON_H
 
-/* #define DEBUG_SIG */
-
-#ifdef DEBUG_SIG
-#  define DEBUGP(fmt, args...) printk("%s: " fmt, __func__, ##args)
-#else
-#  define DEBUGP(fmt, args...)
-#endif
-
 /*
  * Determine which stack to use..
  */
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index 4cd3969..feb0cba 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -743,9 +743,6 @@  static int setup_frame(void *sig_return, struct ksignal *ksig,
 	regs->regs[31] = (unsigned long) sig_return;
 	regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;
 
-	DEBUGP("SIG deliver (%s:%d): sp=0x%p pc=0x%lx ra=0x%lx\n",
-	       current->comm, current->pid,
-	       frame, regs->cp0_epc, regs->regs[31]);
 	return 0;
 }
 #endif
@@ -803,10 +800,6 @@  static int setup_rt_frame(void *sig_return, struct ksignal *ksig,
 	regs->regs[31] = (unsigned long) sig_return;
 	regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;
 
-	DEBUGP("SIG deliver (%s:%d): sp=0x%p pc=0x%lx ra=0x%lx\n",
-	       current->comm, current->pid,
-	       frame, regs->cp0_epc, regs->regs[31]);
-
 	return 0;
 }
 
diff --git a/arch/mips/kernel/signal_n32.c b/arch/mips/kernel/signal_n32.c
index 7bd00fa..d0e3f74 100644
--- a/arch/mips/kernel/signal_n32.c
+++ b/arch/mips/kernel/signal_n32.c
@@ -130,10 +130,6 @@  static int setup_rt_frame_n32(void *sig_return, struct ksignal *ksig,
 	regs->regs[31] = (unsigned long) sig_return;
 	regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;
 
-	DEBUGP("SIG deliver (%s:%d): sp=0x%p pc=0x%lx ra=0x%lx\n",
-	       current->comm, current->pid,
-	       frame, regs->cp0_epc, regs->regs[31]);
-
 	return 0;
 }
 
diff --git a/arch/mips/kernel/signal_o32.c b/arch/mips/kernel/signal_o32.c
index 299a7a2..3691f74 100644
--- a/arch/mips/kernel/signal_o32.c
+++ b/arch/mips/kernel/signal_o32.c
@@ -144,10 +144,6 @@  static int setup_frame_32(void *sig_return, struct ksignal *ksig,
 	regs->regs[31] = (unsigned long) sig_return;
 	regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;
 
-	DEBUGP("SIG deliver (%s:%d): sp=0x%p pc=0x%lx ra=0x%lx\n",
-	       current->comm, current->pid,
-	       frame, regs->cp0_epc, regs->regs[31]);
-
 	return 0;
 }
 
@@ -230,10 +226,6 @@  static int setup_rt_frame_32(void *sig_return, struct ksignal *ksig,
 	regs->regs[31] = (unsigned long) sig_return;
 	regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;
 
-	DEBUGP("SIG deliver (%s:%d): sp=0x%p pc=0x%lx ra=0x%lx\n",
-	       current->comm, current->pid,
-	       frame, regs->cp0_epc, regs->regs[31]);
-
 	return 0;
 }