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2012-03-13 Pedro Alves <palves@redhat.com>

Browse Source 
Hui Zhu  <teawater@gmail.com>
	    Yao Qi  <yao@codesourcery.com>

	* remote.c (struct remote_state): New field `starting_up'.
	(remote_start_remote): Set and clear it.
	(remote_can_download_tracepoint): If starting up, return false.
This commit is contained in:
Pedro Alves 2012-03-13 13:25:50 +00:00
parent 1d7e9d183f
commit 1e51243a97
2 changed files with 34 additions and 2 deletions
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8
gdb/ChangeLog
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@ -1,3 +1,11 @@
2012-03-13 Pedro Alves <palves@redhat.com>
Hui Zhu <teawater@gmail.com>
Yao Qi <yao@codesourcery.com>
* remote.c (struct remote_state): New field `starting_up'.
(remote_start_remote): Set and clear it.
(remote_can_download_tracepoint): If starting up, return false.
2012-03-13 Yao Qi <yao@codesourcery.com>
* inferior.h (struct inferior): Remove fields any_syscall_count,

28
gdb/remote.c
View File

@ -271,6 +271,10 @@ struct remote_state
char *buf;
long buf_size;
/* True if we're going through initial connection setup (finding out
about the remote side's threads, relocating symbols, etc.). */
int starting_up;
/* If we negotiated packet size explicitly (and thus can bypass
heuristics for the largest packet size that will not overflow
a buffer in the stub), this will be set to that packet size.
@ -3266,6 +3270,10 @@ remote_start_remote (int from_tty, struct target_ops *target, int extended_p)
/* Ack any packet which the remote side has already sent. */
serial_write (remote_desc, "+", 1);
/* Signal other parts that we're going through the initial setup,
and so things may not be stable yet. */
rs->starting_up = 1;
/* The first packet we send to the target is the optional "supported
packets" request. If the target can answer this, it will tell us
which later probes to skip. */
@ -3513,6 +3521,12 @@ remote_start_remote (int from_tty, struct target_ops *target, int extended_p)
merge_uploaded_tracepoints (&uploaded_tps);
}
/* The thread and inferior lists are now synchronized with the
target, our symbols have been relocated, and we're merged the
target's tracepoints with ours. We're done with basic start
up. */
rs->starting_up = 0;
/* If breakpoints are global, insert them now. */
if (gdbarch_has_global_breakpoints (target_gdbarch)
&& breakpoints_always_inserted_mode ())
@ -10298,8 +10312,18 @@ remote_download_tracepoint (struct bp_location *loc)
static int
remote_can_download_tracepoint (void)
{
struct trace_status *ts = current_trace_status ();
int status = remote_get_trace_status (ts);
struct remote_state *rs = get_remote_state ();
struct trace_status *ts;
int status;
/* Don't try to install tracepoints until we've relocated our
symbols, and fetched and merged the target's tracepoint list with
ours. */
if (rs->starting_up)
return 0;
ts = current_trace_status ();
status = remote_get_trace_status (ts);
if (status == -1 || !ts->running_known || !ts->running)
return 0;