diff mbox series

[v5,22/22] gdbstub: do not split gdb_monitor_write payload

Message ID 20200114150953.27659-23-alex.bennee@linaro.org
State New
Headers show
Series gdbstub refactor and SVE support (+check-tcg tweaks) | expand

Commit Message

Alex Bennée Jan. 14, 2020, 3:09 p.m. UTC 
From: Damien Hedde <damien.hedde@greensocs.com>

Since we can now send packets of arbitrary length:
simplify gdb_monitor_write() and send the whole payload
in one packet.

Suggested-by: Luc Michel <luc.michel@greensocs.com>
Signed-off-by: Damien Hedde <damien.hedde@greensocs.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20191211160514.58373-3-damien.hedde@greensocs.com>
---
 gdbstub.c | 23 +++--------------------
 1 file changed, 3 insertions(+), 20 deletions(-)

Comments

Richard Henderson Jan. 15, 2020, 11:11 p.m. UTC | #1 
On 1/14/20 5:09 AM, Alex Bennée wrote:
> From: Damien Hedde <damien.hedde@greensocs.com>
> 
> Since we can now send packets of arbitrary length:
> simplify gdb_monitor_write() and send the whole payload
> in one packet.
> 
> Suggested-by: Luc Michel <luc.michel@greensocs.com>
> Signed-off-by: Damien Hedde <damien.hedde@greensocs.com>
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> Message-Id: <20191211160514.58373-3-damien.hedde@greensocs.com>
> ---
>  gdbstub.c | 23 +++--------------------
>  1 file changed, 3 insertions(+), 20 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>


r~
diff mbox series

Patch

diff --git a/gdbstub.c b/gdbstub.c
index b9fb8c0a95..6e461d871e 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -3200,28 +3200,11 @@  static void gdb_chr_event(void *opaque, QEMUChrEvent event)
     }
 }
 
-static void gdb_monitor_output(const char *msg, int len)
-{
-    g_autoptr(GString) buf = g_string_new("O");
-    memtohex(buf, (uint8_t *)msg, len);
-    put_packet(buf->str);
-}
-
 static int gdb_monitor_write(Chardev *chr, const uint8_t *buf, int len)
 {
-    const char *p = (const char *)buf;
-    int max_sz;
-
-    max_sz = (MAX_PACKET_LENGTH / 2) + 1;
-    for (;;) {
-        if (len <= max_sz) {
-            gdb_monitor_output(p, len);
-            break;
-        }
-        gdb_monitor_output(p, max_sz);
-        p += max_sz;
-        len -= max_sz;
-    }
+    g_autoptr(GString) hex_buf = g_string_new("O");
+    memtohex(hex_buf, buf, len);
+    put_packet(hex_buf->str);
     return len;
 }