[dm-devel] [multipath] event-nr does not increment

[christophe.varoqui at free.fr]

Hello,

please consider the following log, illustrating the bug that hits lk2.6.7+ :

xa-s03:~/multipath/multipath-tools-0.2.3/multipathd# dmsetup info
600508b4000156d700012000000b0000
Name:              600508b4000156d700012000000b0000
State:             ACTIVE
Tables present:    LIVE
Open count:        0
Event number:      0      <===============
Major, minor:      253, 0
Number of targets: 1

<force an event condition>
xa-s03:~/multipath/multipath-tools-0.2.3/multipathd# sg_start -s 1 /dev/sda

xa-s03:~/multipath/multipath-tools-0.2.3/multipathd# dmsetup status
600508b4000156d700012000000b0000: 0 62914560 multipath 2 1 0 8:16 F 32 1 0 8:0 A 0 

<== path 8:16 went from Active to Failed state ==>

xa-s03:~/multipath/multipath-tools-0.2.3/multipathd# dmsetup info
600508b4000156d700012000000b0000
Name:              600508b4000156d700012000000b0000
State:             ACTIVE
Tables present:    LIVE
Open count:        1
Event number:      0        <============ still 0, should be >0
Major, minor:      253, 0
Number of targets: 1

regards,
cvaroqui

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