diff options
Diffstat (limited to 'kernel/kgdb.c')
| -rw-r--r-- | kernel/kgdb.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/kernel/kgdb.c b/kernel/kgdb.c index 14787de568b3..79e3c90113c2 100644 --- a/kernel/kgdb.c +++ b/kernel/kgdb.c @@ -52,6 +52,7 @@ #include <asm/byteorder.h> #include <asm/atomic.h> #include <asm/system.h> +#include <asm/unaligned.h> static int kgdb_break_asap; @@ -227,8 +228,6 @@ void __weak kgdb_disable_hw_debug(struct pt_regs *regs) * GDB remote protocol parser: */ -static const char hexchars[] = "0123456789abcdef"; - static int hex(char ch) { if ((ch >= 'a') && (ch <= 'f')) @@ -316,8 +315,8 @@ static void put_packet(char *buffer) } kgdb_io_ops->write_char('#'); - kgdb_io_ops->write_char(hexchars[checksum >> 4]); - kgdb_io_ops->write_char(hexchars[checksum & 0xf]); + kgdb_io_ops->write_char(hex_asc_hi(checksum)); + kgdb_io_ops->write_char(hex_asc_lo(checksum)); if (kgdb_io_ops->flush) kgdb_io_ops->flush(); @@ -478,8 +477,8 @@ static void error_packet(char *pkt, int error) { error = -error; pkt[0] = 'E'; - pkt[1] = hexchars[(error / 10)]; - pkt[2] = hexchars[(error % 10)]; + pkt[1] = hex_asc[(error / 10)]; + pkt[2] = hex_asc[(error % 10)]; pkt[3] = '\0'; } @@ -510,10 +509,7 @@ static void int_to_threadref(unsigned char *id, int value) scan = (unsigned char *)id; while (i--) *scan++ = 0; - *scan++ = (value >> 24) & 0xff; - *scan++ = (value >> 16) & 0xff; - *scan++ = (value >> 8) & 0xff; - *scan++ = (value & 0xff); + put_unaligned_be32(value, scan); } static struct task_struct *getthread(struct pt_regs *regs, int tid) |