Thanks for your report. I will check them. Best, Hui 2010/12/16 乔崇 <qiaochong@xxxxxxxxxxx>: > kgtp not work on loongson,kernel version is 2.6.32. > > > > $ sudo /work/kgtp/gdb/gdb/gdb vmlinux > GNU gdb (GDB) 7.2.50.20101216-cvs > Copyright (C) 2010 Free Software Foundation, Inc. > License GPLv3+: GNU GPL version 3 or later > <http://gnu.org/licenses/gpl.html> > This is free software: you are free to change and redistribute it. > There is NO WARRANTY, to the extent permitted by law. Type "show copying" > and "show warranty" for details. > This GDB was configured as "--host=mipsel-unknown-linux-gnu > --target=mipsel-linux". > For bug reporting instructions, please see: > <http://www.gnu.org/software/gdb/bugs/>... > Reading symbols from /work/rt4ls/vmlinux...done. > (gdb) target remote /proc/gtp > Remote debugging using /proc/gtp > 0x0000000000000000 in ?? () > T0;tnotrun:0;tframes:0;tcreated:0;tsize:500000;tfree:3ffffffffeedc000;circular:0;disconn:0 > (gdb) trace sys_read > Tracepoint 1 at 0xffffffff802f4f94: file fs/read_write.c, line 373. > (gdb) tstart > OK > E16 > remote.c: error in outgoing packet at field #6. > (gdb) > >