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authorTony Luck <tony.luck@intel.com>2026-04-21 08:02:16 -0700
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2026-04-27 21:42:31 +0200
commit0c00cfbcfcffa7085e4f0c7fd7a4caada4e7a90f (patch)
tree3606787816e0bc592e0e547af92a8c53f0c1ee54 /include
parent1f6008538384453eb4c13a3d7ff9e37ee8aee6b9 (diff)
ACPI: APEI: EINJ: Fix EINJV2 memory error injection
Error types in EINJV2 use different bit positions for each flavor of injection from legacy EINJ. Two issues: 1) The address sanity checks in einj_error_inject() were skipped for EINJV2 injections. Noted by sashiko[1] 2) __einj_error_trigger() failed to drop the entry of the target physical address from the list of resources that need to be requested. Add a helper function that checks if an injection is to memory and use it to solve each of these issues. Note that the old test in __einj_error_trigger() checked that param2 was not zero. This isn't needed because the sanity checks in einj_error_inject() reject memory injections with param2 == 0. Fixes: b47610296d17 ("ACPI: APEI: EINJ: Enable EINJv2 error injections") Reported-by: sashiko <sashiko@sashiko.dev> Reported-by: Herman Li <herman.li@intel.com> Signed-off-by: Tony Luck <tony.luck@intel.com> Tested-by: "Lai, Yi1" <yi1.lai@intel.com> Link: https://sashiko.dev/#/patchset/20260415163620.12957-1-tony.luck%40intel.com # [1] Reviewed-by: Jiaqi Yan <jiaqiyan@google.com> Reviewed-by: Zaid Alali <zaidal@os.amperecomputing.com> Link: https://patch.msgid.link/20260421150216.11666-3-tony.luck@intel.com Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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