linux-kernel - [PATCH 0/2] fix bug when calling kexec

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Message-Id: <20211030183200.51295-1-rongwei.wang@linux.alibaba.com>
Date:   Sun, 31 Oct 2021 02:31:58 +0800
From:   Rongwei Wang <rongwei.wang@...ux.alibaba.com>
To:     catalin.marinas@....com, will@...nel.org, mark.rutland@....com,
        james.morse@....com, ardb@...nel.org, tabba@...gle.com,
        akpm@...ux-foundation.org, rppt@...nel.org,
        anshuman.khandual@....com
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 0/2] fix bug when calling kexec_load()

Patch 1/2 mainly to fix the bug when calling kexec_load().
And a user case shown in commit log.

Patch 2/2 just make a very simple optimization, reducing
calls to page_address() in kexec_page_alloc().

Thanks!

Rongwei Wang (2):
  arm64: trans_pgd: fix incorrect use of pmd_populate_kernel in
    copy_pte()
  arm64: kexec: reduce calls to page_address()

 arch/arm64/kernel/machine_kexec.c | 6 ++++--
 arch/arm64/mm/trans_pgd.c         | 7 ++++---
 2 files changed, 8 insertions(+), 5 deletions(-)

-- 
2.27.0