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| author | David S. Miller <davem@davemloft.net> | 2012-04-13 13:32:07 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-04-13 13:32:07 -0700 |
| commit | 3423166fdbc2444bf3a4a27af1d7508364a17be7 (patch) | |
| tree | 0a42bd5fbe6bcca79802bf1ec5af6acf12aadd82 /kernel/debug/gdbstub.c | |
| parent | e9b57cca3dbdc7a0b90514af8bf613baf97105a5 (diff) | |
| parent | 7d93101fc71ec47c7cc66ac99f76ef795c5207aa (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Diffstat (limited to 'kernel/debug/gdbstub.c')
| -rw-r--r-- | kernel/debug/gdbstub.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/kernel/debug/gdbstub.c b/kernel/debug/gdbstub.c index c22d8c28ad84..ce615e064482 100644 --- a/kernel/debug/gdbstub.c +++ b/kernel/debug/gdbstub.c @@ -1111,6 +1111,13 @@ void gdbstub_exit(int status) unsigned char checksum, ch, buffer[3]; int loop; + if (!kgdb_connected) + return; + kgdb_connected = 0; + + if (!dbg_io_ops || dbg_kdb_mode) + return; + buffer[0] = 'W'; buffer[1] = hex_asc_hi(status); buffer[2] = hex_asc_lo(status); @@ -1129,5 +1136,6 @@ void gdbstub_exit(int status) dbg_io_ops->write_char(hex_asc_lo(checksum)); /* make sure the output is flushed, lest the bootloader clobber it */ - dbg_io_ops->flush(); + if (dbg_io_ops->flush) + dbg_io_ops->flush(); } |