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| author |   Keith Packard <keithpac@amazon.com> | 2021-09-18 10:44:35 +0200 |
|---|---|---|
| committer |   Ard Biesheuvel <ardb@kernel.org> | 2021-09-27 16:54:01 +0200 |
| commit | 19f29aebd929c31c5cc901f38a9295617b602c38 (patch) | |
| tree | 3d021fe74ab2bdc9563291d4daa6f03a252b12ce /arch/arm/include | |
| parent | gcc-plugins: arm-ssp: Prepare for THREAD_INFO_IN_TASK support (diff) | |
| download | linux-dev-19f29aebd929c31c5cc901f38a9295617b602c38.tar.xz linux-dev-19f29aebd929c31c5cc901f38a9295617b602c38.zip | |
ARM: smp: Pass task to secondary_start_kernel
This avoids needing to compute the task pointer in this function, which
will no longer be possible once we move thread_info off the stack.
Signed-off-by: Keith Packard <keithpac@amazon.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Amit Daniel Kachhap <amit.kachhap@arm.com>
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/smp.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h index 5d508f5d56c4..f16cbbd5cda4 100644 --- a/arch/arm/include/asm/smp.h +++ b/arch/arm/include/asm/smp.h @@ -48,7 +48,7 @@ extern void set_smp_ipi_range(int ipi_base, int nr_ipi); * Called from platform specific assembly code, this is the * secondary CPU entry point. */ -asmlinkage void secondary_start_kernel(void); +asmlinkage void secondary_start_kernel(struct task_struct *task); /* @@ -61,6 +61,7 @@ struct secondary_data { }; unsigned long swapper_pg_dir; void *stack; + struct task_struct *task; }; extern struct secondary_data secondary_data; extern void secondary_startup(void); |