Revert "iommu/amd: Skip enabling command/event buffers for kdump"

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This reverts commit 3344716dde which is
commit 9be15fbfc6 upstream.

This causes problems in older kernel trees as SNP host kdump is not
supported in them, so drop it from the stable branches.

Reported-by: Ashish Kalra <ashish.kalra@amd.com>
Link: https://lore.kernel.org/r/dacdff7f-0606-4ed5-b056-2de564404d51@amd.com
Cc: Vasant Hegde <vasant.hegde@amd.com>
Cc: Sairaj Kodilkar <sarunkod@amd.com>
Cc: Joerg Roedel <joerg.roedel@amd.com>
Cc: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

This commit is contained in:

Greg Kroah-Hartman 2026-01-09 11:48:34 +01:00

parent 69f542a545

commit b00d41629d

1 changed files with 9 additions and 19 deletions

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28

drivers/iommu/amd/init.c

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