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dump_console_ring_keyhandler
2012 Sep 29
5
[PATCH] xen/console: introduce a 'w' debug-key that dumps the console ring
...+ len = conring_size - idx;
+ memcpy(buf + sofar, &conring[idx], len);
+ sofar += len;
+ c += len;
+ }
+ buf[sofar] = ''\0'';
+
+ sercon_puts(buf);
+ vga_puts(buf);
+
+ free_xenheap_pages(buf, order);
+}
+
+static struct keyhandler dump_console_ring_keyhandler = {
+ .u.fn = dump_console_ring_key,
+ .desc = "synchronously dump console ring buffer (dmesg)"
+};
+
/* CTRL-<switch_char> switches input direction between Xen and DOM0. */
#define switch_code (opt_conswitch[0]-''a''+1)
static int __read_mostly xen_rx = 1...