This allows the assembly in entry.S to automatically keep in sync with changes in the stack layout (struct pt_regs and struct switch_stack). Cc: stable@vger.kernel.org Tested-by: Maciej W. Rozycki <macro@orcam.me.uk> Tested-by: Matt Turner <mattst88@gmail.com> Reviewed-by: Maciej W. Rozycki <macro@orcam.me.uk> Signed-off-by: Ivan Kokshaysky <ink@unseen.parts> Signed-off-by: Matt Turner <mattst88@gmail.com>
31 lines
889 B
C
31 lines
889 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Generate definitions needed by assembly language modules.
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* This code generates raw asm output which is post-processed to extract
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* and format the required data.
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*/
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#include <linux/types.h>
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#include <linux/stddef.h>
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#include <linux/sched.h>
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#include <linux/ptrace.h>
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#include <linux/kbuild.h>
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#include <asm/machvec.h>
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static void __used foo(void)
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{
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DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
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DEFINE(TI_FP, offsetof(struct thread_info, fp));
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DEFINE(TI_STATUS, offsetof(struct thread_info, status));
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BLANK();
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DEFINE(SP_OFF, offsetof(struct pt_regs, ps));
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DEFINE(SIZEOF_PT_REGS, sizeof(struct pt_regs));
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BLANK();
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DEFINE(SWITCH_STACK_SIZE, sizeof(struct switch_stack));
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BLANK();
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DEFINE(HAE_CACHE, offsetof(struct alpha_machine_vector, hae_cache));
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DEFINE(HAE_REG, offsetof(struct alpha_machine_vector, hae_register));
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}
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