On 07/25/14 at 03:48pm, Vivek Goyal wrote:
On Fri, Jul 25, 2014 at 12:08:22AM +0530, Hari Bathini wrote:
> This patch set implements firmware-assisted dump support for kdump
> svice. Firmware-assisted dump support depends on existing kdump
> infrastructure (kdump scripts) present in userland to save dump
> to the disk. Though existing kdump script will work seemlessly, it
> still needs to modified to make it aware of presense of firmware-
> assisted dump feature during service start and stop. These changes
> are tested successfully on a power box with fedora19.
>
> Changes from v6 to v7:
> 1. Using node added to device tree by firmware to identify if boot
> is after crash instead of using "/proc/vmcore". This makes for
> better error handling.
> 2. Declared newly introduced variables.
> 3. Added setup_target_initrd routine to improve readability.
>
>
> Changes from v5 to v6:
> 1. Using common global variable TARGET_INITRD for both kdump and
> fadump modes
> 2. Reworked on determine_dump_mode routine
> 3. Using a temporary image for rebuilding
>
I am fine with this patchset. Thanks Hari.
Acked-by: Vivek Goyal <vgoyal(a)redhat.com>
Chao, this patchset will conflict with your patchset. May be we can
first commit this patchset and then rebase your patches on top of it.
Sure. I'll merge these changes.
Thanks
WANG Chao
Thanks
Vivek
> ---
>
> Hari Bathini (6):
> kdump: Modify status routine to check for firmware-assisted dump
> kdump: Modify kdump script to start the firmware assisted dump.
> kdump: Modify kdump script to stop firmware assisted dump
> kdump: Rebuild default initrd for firmware assisted dump
> kdump: Check whether or not to invoke capturing vmcore
> kdump: Add firmware-assisted dump howto document
>
>
> dracut-kdump.sh | 5 +
> fadump-howto.txt | 250 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
> kdumpctl | 217 +++++++++++++++++++++++++++++++++++++++++++----
> 3 files changed, 454 insertions(+), 18 deletions(-)
> create mode 100644 fadump-howto.txt
>
> --
> - Hari
>
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