From: Jason Wessel Date: Thu, 22 Jul 2010 00:27:07 +0000 (-0500) Subject: debug_core,kdb: fix kgdb_connected bit set in the wrong place X-Git-Tag: firefly_0821_release~9833^2~1378^2~1 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b0679c63db655fa12007558e267bc0eb1d486fdb;p=firefly-linux-kernel-4.4.55.git debug_core,kdb: fix kgdb_connected bit set in the wrong place Immediately following an exit from the kdb shell the kgdb_connected variable should be set to zero, unless there are breakpoints planted. If the kgdb_connected variable is not zeroed out with kdb, it is impossible to turn off kdb. This patch is merely a work around for now, the real fix will check for the breakpoints. Signed-off-by: Jason Wessel --- diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c index 5cb7cd1de10c..8bc5eeffec8a 100644 --- a/kernel/debug/debug_core.c +++ b/kernel/debug/debug_core.c @@ -605,13 +605,13 @@ cpu_master_loop: if (dbg_kdb_mode) { kgdb_connected = 1; error = kdb_stub(ks); + kgdb_connected = 0; } else { error = gdb_serial_stub(ks); } if (error == DBG_PASS_EVENT) { dbg_kdb_mode = !dbg_kdb_mode; - kgdb_connected = 0; } else if (error == DBG_SWITCH_CPU_EVENT) { dbg_cpu_switch(cpu, dbg_switch_cpu); goto cpu_loop;