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kgdb,mips: remove unused kgdb_cpu_doing_single_step operations 

The mips kgdb specific code does not support software or HW single
stepping so it should not implement

Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Signed-off-by: Dongdong Deng <dongdong.deng@windriver.com>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
CC: linux-mips@linux-mips.org
This commit is contained in:
Jason Wessel 2010-08-05 09:22:25 -05:00
parent eac790059b
commit 7aeb48b70b
1 changed files with 1 additions and 7 deletions
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8
arch/mips/kernel/kgdb.c
View File

@ -329,7 +329,7 @@ static struct notifier_block kgdb_notifier = {
};
/*
* Handle the 's' and 'c' commands
* Handle the 'c' command
*/
int kgdb_arch_handle_exception(int vector, int signo, int err_code,
char *remcom_in_buffer, char *remcom_out_buffer,
@ -337,20 +337,14 @@ int kgdb_arch_handle_exception(int vector, int signo, int err_code,
{
char *ptr;
unsigned long address;
int cpu = smp_processor_id();
switch (remcom_in_buffer[0]) {
case 's':
case 'c':
/* handle the optional parameter */
ptr = &remcom_in_buffer[1];
if (kgdb_hex2long(&ptr, &address))
regs->cp0_epc = address;
atomic_set(&kgdb_cpu_doing_single_step, -1);
if (remcom_in_buffer[0] == 's')
atomic_set(&kgdb_cpu_doing_single_step, cpu);
return 0;
}