* device-mapper ./WHATS_NEW lib/libdm-common.c
@ 2007-12-13 2:25 agk
0 siblings, 0 replies; 3+ messages in thread
From: agk @ 2007-12-13 2:25 UTC (permalink / raw)
To: dm-cvs, dm-devel
CVSROOT: /cvs/dm
Module name: device-mapper
Changes by: agk@sourceware.org 2007-12-13 02:25:45
Modified files:
. : WHATS_NEW
lib : libdm-common.c
Log message:
Report error when empty device name passed to readahead functions.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/device-mapper/WHATS_NEW.diff?cvsroot=dm&r1=1.216&r2=1.217
http://sourceware.org/cgi-bin/cvsweb.cgi/device-mapper/lib/libdm-common.c.diff?cvsroot=dm&r1=1.55&r2=1.56
--- device-mapper/WHATS_NEW 2007/12/05 22:45:56 1.216
+++ device-mapper/WHATS_NEW 2007/12/13 02:25:45 1.217
@@ -1,5 +1,6 @@
Version 1.02.24 -
===================================
+ Report error when empty device name passed to readahead functions.
Fix minimum readahead debug message.
Version 1.02.23 - 5th December 2007
--- device-mapper/lib/libdm-common.c 2007/12/05 18:57:34 1.55
+++ device-mapper/lib/libdm-common.c 2007/12/13 02:25:45 1.56
@@ -382,6 +382,11 @@
int fd;
long read_ahead_long;
+ if (!*dev_name) {
+ log_error("Empty device name passed to BLKRAGET");
+ return 0;
+ }
+
if ((fd = _open_dev_node(dev_name)) < 0)
return_0;
@@ -406,6 +411,11 @@
int fd;
long read_ahead_long = (long) read_ahead;
+ if (!*dev_name) {
+ log_error("Empty device name passed to BLKRAGET");
+ return 0;
+ }
+
if ((fd = _open_dev_node(dev_name)) < 0)
return_0;
^ permalink raw reply [flat|nested] 3+ messages in thread* device-mapper ./WHATS_NEW lib/libdm-common.c
@ 2007-12-14 17:26 agk
0 siblings, 0 replies; 3+ messages in thread
From: agk @ 2007-12-14 17:26 UTC (permalink / raw)
To: dm-cvs, dm-devel
CVSROOT: /cvs/dm
Module name: device-mapper
Changes by: agk@sourceware.org 2007-12-14 17:26:09
Modified files:
. : WHATS_NEW
lib : libdm-common.c
Log message:
Add node operation stack debug messages.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/device-mapper/WHATS_NEW.diff?cvsroot=dm&r1=1.217&r2=1.218
http://sourceware.org/cgi-bin/cvsweb.cgi/device-mapper/lib/libdm-common.c.diff?cvsroot=dm&r1=1.56&r2=1.57
--- device-mapper/WHATS_NEW 2007/12/13 02:25:45 1.217
+++ device-mapper/WHATS_NEW 2007/12/14 17:26:08 1.218
@@ -1,5 +1,6 @@
Version 1.02.24 -
===================================
+ Add node operation stack debug messages.
Report error when empty device name passed to readahead functions.
Fix minimum readahead debug message.
--- device-mapper/lib/libdm-common.c 2007/12/13 02:25:45 1.56
+++ device-mapper/lib/libdm-common.c 2007/12/14 17:26:09 1.57
@@ -575,18 +575,25 @@
int add_dev_node(const char *dev_name, uint32_t major, uint32_t minor,
uid_t uid, gid_t gid, mode_t mode)
{
+ log_debug("%s: Stacking NODE_ADD (%" PRIu32 ",%" PRIu32 ") %u:%u 0%o",
+ dev_name, major, minor, uid, gid, mode);
+
return _stack_node_op(NODE_ADD, dev_name, major, minor, uid, gid, mode,
"", 0, 0);
}
int rename_dev_node(const char *old_name, const char *new_name)
{
+ log_debug("%s: Stacking NODE_RENAME to %s", old_name, new_name);
+
return _stack_node_op(NODE_RENAME, new_name, 0, 0, 0, 0, 0, old_name,
0, 0);
}
int rm_dev_node(const char *dev_name)
{
+ log_debug("%s: Stacking NODE_DEL", dev_name);
+
return _stack_node_op(NODE_DEL, dev_name, 0, 0, 0, 0, 0, "", 0, 0);
}
@@ -596,6 +603,9 @@
if (read_ahead == DM_READ_AHEAD_AUTO)
return 1;
+ log_debug("%s: Stacking NODE_READ_AHEAD %" PRIu32 " (flags=%" PRIu32
+ ")", dev_name, read_ahead, read_ahead_flags);
+
return _stack_node_op(NODE_READ_AHEAD, dev_name, 0, 0, 0, 0, 0, "",
read_ahead, read_ahead_flags);
}
^ permalink raw reply [flat|nested] 3+ messages in thread* device-mapper ./WHATS_NEW lib/libdm-common.c
@ 2007-12-05 18:57 agk
0 siblings, 0 replies; 3+ messages in thread
From: agk @ 2007-12-05 18:57 UTC (permalink / raw)
To: dm-cvs, dm-devel
CVSROOT: /cvs/dm
Module name: device-mapper
Changes by: agk@sourceware.org 2007-12-05 18:57:34
Modified files:
. : WHATS_NEW
lib : libdm-common.c
Log message:
Fix minimum readahead debug message.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/device-mapper/WHATS_NEW.diff?cvsroot=dm&r1=1.214&r2=1.215
http://sourceware.org/cgi-bin/cvsweb.cgi/device-mapper/lib/libdm-common.c.diff?cvsroot=dm&r1=1.54&r2=1.55
--- device-mapper/WHATS_NEW 2007/12/05 17:14:30 1.214
+++ device-mapper/WHATS_NEW 2007/12/05 18:57:33 1.215
@@ -1,5 +1,6 @@
Version 1.02.24 -
===================================
+ Fix minimum readahead debug message.
Version 1.02.23 - 5th December 2007
===================================
--- device-mapper/lib/libdm-common.c 2007/12/05 14:11:26 1.54
+++ device-mapper/lib/libdm-common.c 2007/12/05 18:57:34 1.55
@@ -438,8 +438,8 @@
return_0;
if (current_read_ahead > read_ahead) {
- log_debug("%s: read ahead %" PRIu32
- " below minimum of %" PRIu32,
+ log_debug("%s: retaining kernel read ahead of %" PRIu32
+ " (requested %" PRIu32 ")",
dev_name, current_read_ahead, read_ahead);
return 1;
}
^ permalink raw reply [flat|nested] 3+ messages in thread
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