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From: Bin Meng <bmeng.cn@gmail.com>
To: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	linux-riscv <linux-riscv@lists.infradead.org>,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [GIT PULL] RISC-V Patches for the 5.14 Merge Window, Part 1
Date: Fri, 16 Jul 2021 10:22:28 +0800	[thread overview]
Message-ID: <CAEUhbmX6QD+ncgUS8g5yQMm0A5aPAAHcmsfBty6eWupeut+SSA@mail.gmail.com> (raw)
In-Reply-To: <mhng-423e8bdb-977e-4b99-a1bb-b8c530664a51@palmerdabbelt-glaptop>

Hi Palmer,

On Fri, Jul 9, 2021 at 10:54 PM Palmer Dabbelt <palmer@dabbelt.com> wrote:
>
> The following changes since commit 8a4102a0cf07cc76a18f373f6b49485258cc6af4:
>
>   riscv: mm: Fix W+X mappings at boot (2021-06-01 21:15:09 -0700)
>
> are available in the Git repository at:
>
>   git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git tags/riscv-for-linus-5.14-mw0
>
> for you to fetch changes up to 1958e5aef5098e28b7d6e6a2972649901ebecace:
>
>   riscv: xip: Fix duplicate included asm/pgtable.h (2021-07-06 16:17:40 -0700)
>
> ----------------------------------------------------------------
> RISC-V Patches for the 5.14 Merge Window, Part 1
>
> In addition to We have a handful of new features for 5.14:
>
> * Support for transparent huge pages.
> * Support for generic PCI resources mapping.
> * Support for the mem= kernel parameter.
> * Support for KFENCE.
> * A handful of fixes to avoid W+X mappings in the kernel.
> * Support for VMAP_STACK based overflow detection.
> * An optimized copy_{to,from}_user.
> ----------------------------------------------------------------
> There are some Kconfig merge conflicts.  They should be pretty
> straight-forward, but we do have a symbol out of order -- I thought I had a
> script to check for that, but I guess it doesn't work.  I just sent out a patch
> to fix it up.
>
> diff --cc arch/riscv/Kconfig
> index 3590eb76000e,469a70bd8da6..d36f3c5029fd
> --- a/arch/riscv/Kconfig
> +++ b/arch/riscv/Kconfig
> @@@ -60,12 -61,11 +61,12 @@@ config RISC
>         select GENERIC_TIME_VSYSCALL if MMU && 64BIT
>         select HANDLE_DOMAIN_IRQ
>         select HAVE_ARCH_AUDITSYSCALL
> -       select HAVE_ARCH_JUMP_LABEL
> -       select HAVE_ARCH_JUMP_LABEL_RELATIVE
> +       select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
> +       select HAVE_ARCH_JUMP_LABEL_RELATIVE if !XIP_KERNEL
>         select HAVE_ARCH_KASAN if MMU && 64BIT
>         select HAVE_ARCH_KASAN_VMALLOC if MMU && 64BIT
>  +      select HAVE_ARCH_KFENCE if MMU && 64BIT
> -       select HAVE_ARCH_KGDB
> +       select HAVE_ARCH_KGDB if !XIP_KERNEL
>         select HAVE_ARCH_KGDB_QXFER_PKT
>         select HAVE_ARCH_MMAP_RND_BITS if MMU
>         select HAVE_ARCH_SECCOMP_FILTER
> @@@ -81,11 -80,9 +82,14 @@@
>         select HAVE_GCC_PLUGINS
>         select HAVE_GENERIC_VDSO if MMU && 64BIT
>         select HAVE_IRQ_TIME_ACCOUNTING
>  +      select HAVE_KPROBES
>  +      select HAVE_KPROBES_ON_FTRACE
>  +      select HAVE_KRETPROBES
> +       select HAVE_KPROBES if !XIP_KERNEL
> +       select HAVE_KPROBES_ON_FTRACE if !XIP_KERNEL
> +       select HAVE_KRETPROBES if !XIP_KERNEL
>  +      select HAVE_MOVE_PMD
>  +      select HAVE_MOVE_PUD
>         select HAVE_PCI
>         select HAVE_PERF_EVENTS
>         select HAVE_PERF_REGS
> @@@ -108,7 -104,7 +112,8 @@@
>         select SYSCTL_EXCEPTION_TRACE
>         select THREAD_INFO_IN_TASK
>         select UACCESS_MEMCPY if !MMU
>  +      select HAVE_ARCH_TRANSPARENT_HUGEPAGE if 64BIT && MMU
> +       select ZONE_DMA32 if 64BIT
>
>   config ARCH_MMAP_RND_BITS_MIN
>         default 18 if 64BIT
> ----------------------------------------------------------------
> Akira Tsukamoto (1):
>       riscv: __asm_copy_to-from_user: Optimize unaligned memory access and pipeline stall
>
> Alexandre Ghiti (6):
>       riscv: Remove CONFIG_PHYS_RAM_BASE_FIXED
>       riscv: Simplify xip and !xip kernel address conversion macros
>       riscv: Introduce set_kernel_memory helper
>       riscv: Map the kernel with correct permissions the first time
>       riscv: Introduce structure that group all variables regarding kernel mapping
>       riscv: Fix PTDUMP output now BPF region moved back to module region
>
> Bixuan Cui (1):
>       riscv: fix build error when CONFIG_SMP is disabled
>
> Christoph Hellwig (1):
>       riscv: pass the mm_struct to __sbi_tlb_flush_range
>
> Guo Ren (3):
>       riscv: Use global mappings for kernel pages
>       riscv: Cleanup unused functions
>       riscv: add ASID-based tlbflushing methods
>
> Jeff Xie (1):
>       riscv: ptrace: add argn syntax
>
> Jiapeng Chong (1):
>       riscv: xip: Fix duplicate included asm/pgtable.h
>
> Jisheng Zhang (7):
>       riscv: mremap speedup - enable HAVE_MOVE_PUD and HAVE_MOVE_PMD
>       riscv: mm: Remove setup_zero_page()
>       riscv: Optimize switch_mm by passing "cpu" to flush_icache_deferred()
>       riscv: Turn has_fpu into a static key if FPU=y
>       riscv: kprobes: Remove redundant kprobe_step_ctx
>       riscv: Add __init section marker to some functions again
>       riscv: mm: init: Consolidate vars, functions
>
> Kefeng Wang (5):
>       riscv: Move setup_bootmem into paging_init
>       riscv: mm: Drop redundant _sdata and _edata declaration
>       riscv: mm: Use better bitmap_zalloc()
>       riscv: Only initialize swiotlb when necessary
>       riscv: Add mem kernel parameter support

This patch should not be merged as it mixed two things into one patch,
as discussed here:
http://lists.infradead.org/pipermail/linux-riscv/2021-July/007486.html

You remained silent on my "ping", sigh ...

>
> Liu Shixin (1):
>       riscv: Enable KFENCE for riscv64
>
> Nanyong Sun (5):
>       riscv: mm: add _PAGE_LEAF macro
>       riscv: mm: make pmd_bad() check leaf condition
>       riscv: mm: add param stride for __sbi_tlb_flush_range
>       riscv: mm: add THP support on 64-bit
>       riscv: mm: fix build errors caused by mk_pmd()
>
> Palmer Dabbelt (2):
>       RISC-V: Use asm-generic for {in,out}{bwlq}
>       Merge branch 'riscv-wx-mappings' into for-next
>
> Randy Dunlap (1):
>       riscv: TRANSPARENT_HUGEPAGE: depends on MMU
>
> Stanislaw Kardach (1):
>       riscv: enable generic PCI resource mapping
>
> Tong Tiangen (1):
>       riscv: add VMAP_STACK overflow detection
>
> Vitaly Wool (1):
>       riscv: fix typo in init.c

Regards,
Bin

      parent reply	other threads:[~2021-07-16  2:22 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-09 14:53 Palmer Dabbelt
2021-07-09 17:41 ` pr-tracker-bot
2021-07-09 19:58 ` Alex Ghiti
2021-07-11 18:45   ` Palmer Dabbelt
2021-07-15  7:11     ` Alex Ghiti
2021-07-16 12:57       ` Jisheng Zhang
2021-07-16 13:16         ` Alex Ghiti
2021-07-16  2:22 ` Bin Meng [this message]

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