From: Disha Goel <disgoel@linux.vnet.ibm.com>
To: mpe@ellerman.id.au
Cc: atrajeev@linux.vnet.ibm.com, kjain@linux.ibm.com,
npiggin@gmail.com, maddy@linux.ibm.com,
disgoel@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org
Subject: [PATCH v2 0/2] Remove unused macros from asm-offset
Date: Fri, 16 Sep 2022 16:27:34 +0530 [thread overview]
Message-ID: <20220916105736.268153-1-disgoel@linux.vnet.ibm.com> (raw)
The kvm code was refactored to convert some of kvm assembly routines to C.
This includes commits which moved code path for the kvm guest entry/exit
for p7/8 from aseembly to C. As part of the code changes, usage of some of
the macros were removed. But definitions still exist in the assembly files.
Commits are listed below:
Commit 2e1ae9cd56f8 ("KVM: PPC: Book3S HV: Implement radix prefetch workaround by disabling MMU")
Commit 9769a7fd79b6 ("KVM: PPC: Book3S HV: Remove radix guest support from P7/8 path")
Commit fae5c9f3664b ("KVM: PPC: Book3S HV: remove ISA v3.0 and v3.1 support from P7/8 path")
Commit 57dc0eed73ca ("KVM: PPC: Book3S HV P9: Implement PMU save/restore in C")
Many of the asm-offset macro definitions were missed to remove. This patchset
fixes by removing the unused macro definitions.
Patch1 removes a set of unused kvm vcpu and hstate macros from the
asm-offset.c
Patch2 removes unused host_mmcr references for MMCR3/SIER2/SIER3
Changelog:
v1 -> v2:
Merge all the macro removal part from asm-offset.c file into a single patch
as suggested by Christophe Leroy.
Link to patchset v1:
http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20220913074025.132160-2-disgoel@linux.vnet.ibm.com/
Link to the script used to get unused macro:
https://github.com/maddy-kerneldev/scripts/blob/master/check_asm-offset.sh
Link to linux-ci job result:
https://github.com/disgoel/linux-ci/actions?query=branch%3Akvmmacro.v2
Disha Goel (1):
powerpc/kvm: Remove unused macros from asm-offset
Kajol Jain (1):
powerpc/kvm: Remove unused references for MMCR3/SIER2/SIER3 registers
arch/powerpc/include/asm/kvm_book3s_asm.h | 2 +-
arch/powerpc/kernel/asm-offsets.c | 25 -----------------------
2 files changed, 1 insertion(+), 26 deletions(-)
--
2.31.1
next reply other threads:[~2022-09-16 10:58 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-16 10:57 Disha Goel [this message]
2022-09-16 10:57 ` [PATCH v2 1/2] powerpc/kvm: Remove unused macros from asm-offset Disha Goel
2022-09-20 8:11 ` Nicholas Piggin
2022-09-16 10:57 ` [PATCH v2 2/2] powerpc/kvm: Remove unused references for MMCR3/SIER2/SIER3 registers Disha Goel
2022-09-20 8:15 ` Nicholas Piggin
2022-10-17 5:56 ` [PATCH v2 0/2] Remove unused macros from asm-offset Athira Rajeev
2022-11-30 9:23 ` Michael Ellerman
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