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From: jbrassow@sourceware.org To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org Subject: LVM2/scripts gdbinit Date: Wed, 28 Sep 2011 16:32:00 -0000 [thread overview] Message-ID: <20110928163223.29878.qmail@sourceware.org> (raw) CVSROOT: /cvs/lvm2 Module name: LVM2 Changes by: jbrassow@sourceware.org 2011-09-28 16:32:22 Modified files: scripts : gdbinit Log message: New handy gdb debugging function, "dm_list_size" Example: (gdb) dm_list_size &split_images 1 list items Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/scripts/gdbinit.diff?cvsroot=lvm2&r1=1.10&r2=1.11 --- LVM2/scripts/gdbinit 2011/09/13 13:57:02 1.10 +++ LVM2/scripts/gdbinit 2011/09/28 16:32:22 1.11 @@ -16,6 +16,7 @@ printf "\n\n" printf "Loading commands:\n" +printf " - dm_list_size <list ptr>\n" printf " - first_seg <LV ptr>\n" printf " - lv_status <LV ptr>\n" printf " - lv_status_r <LV ptr>\n" @@ -27,8 +28,8 @@ printf "Use 'help <command>' for more info\n" printf "\n\n" printf "Popular breakpoints:\n" -printf "break _raid_add_images\n" -printf "run --type raid1 -m 1 vg/lv\n" +printf "break _get_udev_flags\n" +printf "run --splitmirrors 1 -n split vg/lv\n" printf "\n\n" set follow-fork-mode child @@ -40,6 +41,24 @@ # External functions should have a corresponding 'document' # section. Internal functions should have leading comments +define dm_list_size + set $_DLS_list_head = (struct dm_list *)$arg0 + set $_DLS_list = $_DLS_list_head->n + set $_DLS_size = 0 + + while (($_DLS_list != $_DLS_list_head) && ($_DLS_size < 100)) + set $_DLS_list = $_DLS_list->n + set $_DLS_size++ + end + + printf "%d list items\n", $_DLS_size +end + +document dm_list_size +Returns the number of elements in the dm_list + + Usage: dm_list_size <list ptr> +end # # __first_seg <return> <LV>
next reply other threads:[~2011-09-28 16:32 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-09-28 16:32 jbrassow [this message] -- strict thread matches above, loose matches on Subject: below -- 2012-04-10 23:24 jbrassow 2011-09-13 13:57 jbrassow 2011-09-08 22:19 jbrassow 2011-09-01 21:01 jbrassow 2011-07-01 16:15 jbrassow 2011-03-29 12:53 jbrassow 2011-03-14 18:05 jbrassow 2011-03-11 22:25 jbrassow 2011-03-11 22:16 jbrassow 2011-03-11 18:22 jbrassow 2011-03-10 13:45 jbrassow
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