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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org From: Ashish Kalra The patchset adds bits and pieces to get kexec (and crashkernel) work on SNP guest. v2: - address zeroing of unaccepted memory table mappings at all page table levels adding phys_pte_init(), phys_pud_init() and phys_p4d_init(). - include skip efi_arch_mem_reserve() in case of kexec as part of this patch set. - rename last_address_shd_kexec to a more appropriate kexec_last_address_to_make_private. - remove duplicate code shared with TDX and use common interfaces defined for SNP and TDX for kexec/kdump. - remove set_pte_enc() dependency on pg_level_to_pfn() and make the function simpler. - rename unshare_pte() to make_pte_private(). - clarify and make the comment for using kexec_last_address_to_make_private more understandable. - general cleanup. Ashish Kalra (3): efi/x86: skip efi_arch_mem_reserve() in case of kexec. x86/mm: Do not zap page table entries mapping unaccepted memory table during kdump. x86/snp: Convert shared memory back to private on kexec arch/x86/include/asm/probe_roms.h | 1 + arch/x86/include/asm/sev.h | 4 + arch/x86/kernel/probe_roms.c | 16 +++ arch/x86/kernel/sev.c | 169 ++++++++++++++++++++++++++++++ arch/x86/mm/init_64.c | 16 ++- arch/x86/mm/mem_encrypt_amd.c | 3 + arch/x86/platform/efi/quirks.c | 10 ++ 7 files changed, 215 insertions(+), 4 deletions(-) -- 2.34.1 _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec