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kdb: Fix dmesg/bta scroll to quit with 'q'

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If you press 'q' the pager should exit instead of printing everything
from dmesg which can really bog down a 9600 baud serial link.

The same is true for the bta command.

Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
This commit is contained in:
Jason Wessel
2012-08-26 21:43:12 -05:00
parent 24b8592ec0
commit d1871b38fc
2 changed files with 4 additions and 0 deletions
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2
kernel/debug/kdb/kdb_bt.c
View File

@@ -129,6 +129,8 @@ kdb_bt(int argc, const char **argv)
} }
/* Now the inactive tasks */ /* Now the inactive tasks */
kdb_do_each_thread(g, p) { kdb_do_each_thread(g, p) {
if (KDB_FLAG(CMD_INTERRUPT))
return 0;
if (task_curr(p)) if (task_curr(p))
continue; continue;
if (kdb_bt1(p, mask, argcount, btaprompt)) if (kdb_bt1(p, mask, argcount, btaprompt))

2
kernel/debug/kdb/kdb_main.c
View File

@@ -2100,6 +2100,8 @@ static int kdb_dmesg(int argc, const char **argv)
} }
if (!lines--) if (!lines--)
break; break;
if (KDB_FLAG(CMD_INTERRUPT))
return 0;
kdb_printf("%.*s\n", (int)len - 1, buf); kdb_printf("%.*s\n", (int)len - 1, buf);
} }