Message ID | 20201028204649.24830-1-ardb@kernel.org |
---|---|
State | New |
Headers | show |
Series | [GIT,PULL,v2,1/2] ARM: permit relative phys-to-virt alignment of >= 2 MiB | expand |
On Wed, 28 Oct 2020 at 21:48, Ard Biesheuvel <ardb@kernel.org> wrote: > > The following changes since commit 3650b228f83adda7e5ee532e2b90429c03f7b9ec: > > Linux 5.10-rc1 (2020-10-25 15:14:11 -0700) > > are available in the Git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git tags/arm-p2v-for-v5.11 > > for you to fetch changes up to 9443076e4330a14ae2c6114307668b98a8293b77: > > ARM: p2v: reduce p2v alignment requirement to 2 MiB (2020-10-28 16:59:43 +0100) > > Change since v1 pull request: > - rebase onto v5.10-rc1 > > Cc: Russell King <linux+pull@armlinux.org.uk> > Cc: Nicolas Pitre <nico@fluxnic.net> > Cc: Linus Walleij <linus.walleij@linaro.org> > > ---------------------------------------------------------------- > Implement the necessary changes in the ARM assembler boot code to permit > the relative alignment of the physical and the virtual addresses of the > kernel to be as little as 2 MiB, as opposed to the minimum of 16 MiB we > support today. > > Series was posted here, and reviewed by Nicolas Pitre and Linus Walleij: > https://lore.kernel.org/linux-arm-kernel/20200921154117.757-1-ardb@kernel.org/ > > ---------------------------------------------------------------- > Ard Biesheuvel (11): > ARM: p2v: fix handling of LPAE translation in BE mode > ARM: assembler: introduce adr_l, ldr_l and str_l macros > ARM: module: add support for place relative relocations > ARM: p2v: move patching code to separate assembler source file > ARM: p2v: factor out shared loop processing > ARM: p2v: factor out BE8 handling > ARM: p2v: drop redundant 'type' argument from __pv_stub > ARM: p2v: use relative references in patch site arrays > ARM: p2v: simplify __fixup_pv_table() > ARM: p2v: switch to MOVW for Thumb2 and ARM/LPAE > ARM: p2v: reduce p2v alignment requirement to 2 MiB > > arch/arm/Kconfig | 2 +- > arch/arm/include/asm/assembler.h | 84 ++++++++++++++ > arch/arm/include/asm/elf.h | 5 + > arch/arm/include/asm/memory.h | 57 +++++++--- > arch/arm/kernel/Makefile | 1 + > arch/arm/kernel/head.S | 142 ----------------------- > arch/arm/kernel/module.c | 20 +++- > arch/arm/kernel/phys2virt.S | 238 +++++++++++++++++++++++++++++++++++++++ > 8 files changed, 387 insertions(+), 162 deletions(-) > create mode 100644 arch/arm/kernel/phys2virt.S > Ping?
On Mon, Nov 09, 2020 at 08:20:13AM +0100, Ard Biesheuvel wrote: > On Wed, 28 Oct 2020 at 21:48, Ard Biesheuvel <ardb@kernel.org> wrote: > > > > The following changes since commit 3650b228f83adda7e5ee532e2b90429c03f7b9ec: > > > > Linux 5.10-rc1 (2020-10-25 15:14:11 -0700) > > > > are available in the Git repository at: > > > > git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git tags/arm-p2v-for-v5.11 > > > > for you to fetch changes up to 9443076e4330a14ae2c6114307668b98a8293b77: > > > > ARM: p2v: reduce p2v alignment requirement to 2 MiB (2020-10-28 16:59:43 +0100) > > > > Change since v1 pull request: > > - rebase onto v5.10-rc1 > > > > Cc: Russell King <linux+pull@armlinux.org.uk> > > Cc: Nicolas Pitre <nico@fluxnic.net> > > Cc: Linus Walleij <linus.walleij@linaro.org> > > > > ---------------------------------------------------------------- > > Implement the necessary changes in the ARM assembler boot code to permit > > the relative alignment of the physical and the virtual addresses of the > > kernel to be as little as 2 MiB, as opposed to the minimum of 16 MiB we > > support today. > > > > Series was posted here, and reviewed by Nicolas Pitre and Linus Walleij: > > https://lore.kernel.org/linux-arm-kernel/20200921154117.757-1-ardb@kernel.org/ > > > > ---------------------------------------------------------------- > > Ard Biesheuvel (11): > > ARM: p2v: fix handling of LPAE translation in BE mode > > ARM: assembler: introduce adr_l, ldr_l and str_l macros > > ARM: module: add support for place relative relocations > > ARM: p2v: move patching code to separate assembler source file > > ARM: p2v: factor out shared loop processing > > ARM: p2v: factor out BE8 handling > > ARM: p2v: drop redundant 'type' argument from __pv_stub > > ARM: p2v: use relative references in patch site arrays > > ARM: p2v: simplify __fixup_pv_table() > > ARM: p2v: switch to MOVW for Thumb2 and ARM/LPAE > > ARM: p2v: reduce p2v alignment requirement to 2 MiB > > > > arch/arm/Kconfig | 2 +- > > arch/arm/include/asm/assembler.h | 84 ++++++++++++++ > > arch/arm/include/asm/elf.h | 5 + > > arch/arm/include/asm/memory.h | 57 +++++++--- > > arch/arm/kernel/Makefile | 1 + > > arch/arm/kernel/head.S | 142 ----------------------- > > arch/arm/kernel/module.c | 20 +++- > > arch/arm/kernel/phys2virt.S | 238 +++++++++++++++++++++++++++++++++++++++ > > 8 files changed, 387 insertions(+), 162 deletions(-) > > create mode 100644 arch/arm/kernel/phys2virt.S > > > > Ping? Oh, you want /me/ to pull this? That's news to me, you didn't send the pull requests /to/ me, you only copied me, so they went unread.
On Mon, 9 Nov 2020 at 10:30, Russell King - ARM Linux admin <linux@armlinux.org.uk> wrote: > > On Mon, Nov 09, 2020 at 08:20:13AM +0100, Ard Biesheuvel wrote: > > On Wed, 28 Oct 2020 at 21:48, Ard Biesheuvel <ardb@kernel.org> wrote: > > > > > > The following changes since commit 3650b228f83adda7e5ee532e2b90429c03f7b9ec: > > > > > > Linux 5.10-rc1 (2020-10-25 15:14:11 -0700) > > > > > > are available in the Git repository at: > > > > > > git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git tags/arm-p2v-for-v5.11 > > > > > > for you to fetch changes up to 9443076e4330a14ae2c6114307668b98a8293b77: > > > > > > ARM: p2v: reduce p2v alignment requirement to 2 MiB (2020-10-28 16:59:43 +0100) > > > > > > Change since v1 pull request: > > > - rebase onto v5.10-rc1 > > > > > > Cc: Russell King <linux+pull@armlinux.org.uk> > > > Cc: Nicolas Pitre <nico@fluxnic.net> > > > Cc: Linus Walleij <linus.walleij@linaro.org> > > > > > > ---------------------------------------------------------------- > > > Implement the necessary changes in the ARM assembler boot code to permit > > > the relative alignment of the physical and the virtual addresses of the > > > kernel to be as little as 2 MiB, as opposed to the minimum of 16 MiB we > > > support today. > > > > > > Series was posted here, and reviewed by Nicolas Pitre and Linus Walleij: > > > https://lore.kernel.org/linux-arm-kernel/20200921154117.757-1-ardb@kernel.org/ > > > > > > ---------------------------------------------------------------- > > > Ard Biesheuvel (11): > > > ARM: p2v: fix handling of LPAE translation in BE mode > > > ARM: assembler: introduce adr_l, ldr_l and str_l macros > > > ARM: module: add support for place relative relocations > > > ARM: p2v: move patching code to separate assembler source file > > > ARM: p2v: factor out shared loop processing > > > ARM: p2v: factor out BE8 handling > > > ARM: p2v: drop redundant 'type' argument from __pv_stub > > > ARM: p2v: use relative references in patch site arrays > > > ARM: p2v: simplify __fixup_pv_table() > > > ARM: p2v: switch to MOVW for Thumb2 and ARM/LPAE > > > ARM: p2v: reduce p2v alignment requirement to 2 MiB > > > > > > arch/arm/Kconfig | 2 +- > > > arch/arm/include/asm/assembler.h | 84 ++++++++++++++ > > > arch/arm/include/asm/elf.h | 5 + > > > arch/arm/include/asm/memory.h | 57 +++++++--- > > > arch/arm/kernel/Makefile | 1 + > > > arch/arm/kernel/head.S | 142 ----------------------- > > > arch/arm/kernel/module.c | 20 +++- > > > arch/arm/kernel/phys2virt.S | 238 +++++++++++++++++++++++++++++++++++++++ > > > 8 files changed, 387 insertions(+), 162 deletions(-) > > > create mode 100644 arch/arm/kernel/phys2virt.S > > > > > > > Ping? > > Oh, you want /me/ to pull this? That's news to me, you didn't send the > pull requests /to/ me, you only copied me, so they went unread. > Yep, my mistake, sorry about that.