[dm-devel] [PATCH] Don't display the state of the newly added map during addition in the daemon and don't switch groups.

[Hannes Reinecke]

Hi Konrad,

Konrad Rzeszutek wrote:
> From: Konrad Rzeszutek <konrad at mars.virtualiron.com>
> 
> A previous commit mass-changed #ifdef DAEMON to check for 'mpp->waiter'. Unfortunatly
> when the 'domap' function is called with ACT_CREATE in the daemon, the mpp->waiter is not
> set, hence the multipath client mode logic is choosen. Fixing this triggers another
> issues which is that newly added path via ACT_CREATE won't have their waitevent thread
> created as the caller checks mpp->action (which changed to ACT_NOTHING) and won't
> start the thread.

Nice. Far cleaner fix. But you forgot this:

diff --git a/libmultipath/dmparser.c b/libmultipath/dmparser.c
index f1975fb..2d024ff 100644
--- a/libmultipath/dmparser.c
+++ b/libmultipath/dmparser.c
@@ -13,6 +13,7 @@
 #include "structs.h"
 #include "util.h"
 #include "debug.h"
+#include "config.h"
 
 #define WORD_SIZE 64
 
@@ -297,7 +298,7 @@ disassemble_map (vector pathvec, char * params, struct multi
path * mpp)
                                strncpy(pp->dev_t, word, BLK_DEV_SIZE);
 
                                /* Only call this in multipath client mode */
-                               if (!mpp->waiter && store_path(pathvec, pp))
+                               if (!conf->daemon && store_path(pathvec, pp))
                                        goto out1;
                        }
                        FREE(word);

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      zSeries & Storage
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