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arm64: Correct value returned by ESR_ELx_FSC_ADDRSZ_nL()

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Address size fault, level -1 is encoded as 0b101001 or 0x29 according to
the Arm ARM. Correct the value to match the spec. This also matches the
offset of "level -1 address size fault" in the fault_info array in
fault.c.

Fixes: fb8a3eba9c ("KVM: arm64: Only read HPFAR_EL2 when value is architecturally valid")
Signed-off-by: Steven Price <steven.price@arm.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Steven Price 2026-07-03 14:48:35 +01:00 committed by Will Deacon
parent 23f851ac00
commit b877075d0b
1 changed files with 1 additions and 1 deletions
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2
arch/arm64/include/asm/esr.h
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@ -131,7 +131,7 @@
* Annoyingly, the negative levels for Address size faults aren't laid out
* contiguously (or in the desired order)
*/
#define ESR_ELx_FSC_ADDRSZ_nL(n) ((n) == -1 ? 0x25 : 0x2C)
#define ESR_ELx_FSC_ADDRSZ_nL(n) ((n) == -1 ? 0x29 : 0x2C)
#define ESR_ELx_FSC_ADDRSZ_L(n) ((n) < 0 ? ESR_ELx_FSC_ADDRSZ_nL(n) : \
(ESR_ELx_FSC_ADDRSZ + (n)))