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Re: [dm-devel] multipath-tools libmultipath/configure.c libmu ...



On Fri, Sep 19, 2008 at 03:27:10AM -0000, bmarzins sourceware org wrote:
> CVSROOT:	/cvs/dm
> Module name:	multipath-tools
> Branch: 	RHEL5_FC6
> Changes by:	bmarzins sourceware org	2008-09-19 03:27:08
> 
> Modified files:
> 	libmultipath   : configure.c configure.h devmapper.c devmapper.h 
> 	multipathd     : cli.c cli.h cli_handlers.c cli_handlers.h 
> 	                 main.c main.h 
> 
> Log message:
> 	Fix for bz #455692. There is now a command for multipathd, 'resize map'. This
> 	does online grows or shrinks for your multipath device. It has some warts.
> 	
> 	1. It needs to remove and re-add every path in the device. This can cause two
> 	annoyances. First, if you only have one valid path, you go into an all paths
> 	down scenario. However, you will immediately re-add the path, so it won't
> 	trigger problem #2. Second, if the path is inaccessable, you may not be able to
> 	re-add it.
> 	
> 	2. You can't disable flushing on suspend for a device-mapper device, when you
> 	want to change size. This means that if all your paths are down, you will fail
> 	the queued IOs when you suspend. This is a problem with the device-mapper kernel
> 	code, and there's no real way to avoid it, except by fixing it in the kernel.
> 	
> 	This commit also has some minor fixups for 238421, and adds the ability to
> 	disable and restore queueing on all multipath devices through multipathd
> 
> Patches:
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/libmultipath/configure.c.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.2.2.3&r2=1.2.2.4
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/libmultipath/configure.h.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.1&r2=1.1.2.1
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/libmultipath/devmapper.c.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.22.2.5&r2=1.22.2.6
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/libmultipath/devmapper.h.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.11.2.4&r2=1.11.2.5
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/multipathd/cli.c.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.5.2.2&r2=1.5.2.3
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/multipathd/cli.h.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.5.2.2&r2=1.5.2.3
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/multipathd/cli_handlers.c.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.6.2.2&r2=1.6.2.3
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/multipathd/cli_handlers.h.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.3.2.2&r2=1.3.2.3
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/multipathd/main.c.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.69.2.13&r2=1.69.2.14
> http://sourceware.org/cgi-bin/cvsweb.cgi/multipath-tools/multipathd/main.h.diff?cvsroot=dm&only_with_tag=RHEL5_FC6&r1=1.7&r2=1.7.2.1
> 

Where can I get the multipath-tools sources that these patches apply cleanly
to?  They do not apply cleanly to my multipath 0.4.8 sources, add there
seems to be some major differences in some places.

Thanks,

Andy


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