linux-stable.git/arch/arm64/kernel/entry.S, branch v3.7 Linux kernel stable tree arm64: Do not include asm/unistd32.h in asm/unistd.h 2012-10-11T09:39:08+00:00 Catalin Marinas catalin.marinas@arm.com 2012-10-10T14:27:04+00:00 f3d447a97f24f7c1e14767e1974b8e5bc219bc07 This patch only includes asm/unistd32.h where necessary and removes its inclusion in the asm/unistd.h file. The __SYSCALL_COMPAT guard is dropped. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Will Deacon <will.deacon@arm.com> 
This patch only includes asm/unistd32.h where necessary and removes its
inclusion in the asm/unistd.h file. The __SYSCALL_COMPAT guard is
dropped.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
arm64: Enable interrupts before calling do_notify_resume() 2012-10-08T17:04:21+00:00 Catalin Marinas catalin.marinas@arm.com 2012-10-08T17:04:21+00:00 6916fd086f0c5d7871ad3986300ba30d63616925 task_work_run() implementation had the side effect of enabling interrupts. With commit ac3d0da8 (task_work: Make task_work_add() lockless), interrupts are no longer enabled revealing the bug in the arch code. This patch enables the interrupt explicitly before calling do_notify_resume(). Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> 
task_work_run() implementation had the side effect of enabling
interrupts. With commit ac3d0da8 (task_work: Make task_work_add()
lockless), interrupts are no longer enabled revealing the bug in the
arch code. This patch enables the interrupt explicitly before calling
do_notify_resume().

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arm64: Exception handling 2012-09-17T09:24:46+00:00 Catalin Marinas catalin.marinas@arm.com 2012-03-05T11:49:27+00:00 60ffc30d5652810dd34ea2eec41504222f5d5791 The patch contains the exception entry code (kernel/entry.S), pt_regs structure and related accessors, undefined instruction trapping and stack tracing. AArch64 Linux kernel (including kernel threads) runs in EL1 mode using the SP1 stack. The vectors don't have a fixed address, only alignment (2^11) requirements. Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Arnd Bergmann <arnd@arndb.de> 
The patch contains the exception entry code (kernel/entry.S), pt_regs
structure and related accessors, undefined instruction trapping and
stack tracing.

AArch64 Linux kernel (including kernel threads) runs in EL1 mode using
the SP1 stack. The vectors don't have a fixed address, only alignment
(2^11) requirements.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>