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x86/irq/32: Rename hard/softirq_stack to hard/softirq_stack_ptr

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The percpu storage holds a pointer to the stack not the stack
itself. Rename it before sharing struct irq_stack with 64-bit.

No functional changes.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Nicolai Stange <nstange@suse.de>
Cc: Sean Christopherson <sean.j.christopherson@intel.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: x86-ml <x86@kernel.org>
Link: https://lkml.kernel.org/r/20190414160145.824805922@linutronix.de
This commit is contained in:
Thomas Gleixner
2019-04-14 18:00:01 +02:00
committed by Borislav Petkov
parent 231c4846b1
commit a754fe2b76
3 changed files with 14 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/x86/kernel/dumpstack_32.c
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@@ -34,7 +34,7 @@ const char *stack_type_name(enum stack_type type)
static bool in_hardirq_stack(unsigned long *stack, struct stack_info *info)
{
unsigned long *begin = (unsigned long *)this_cpu_read(hardirq_stack);
unsigned long *begin = (unsigned long *)this_cpu_read(hardirq_stack_ptr);
unsigned long *end = begin + (THREAD_SIZE / sizeof(long));
/*
@@ -59,7 +59,7 @@ static bool in_hardirq_stack(unsigned long *stack, struct stack_info *info)
static bool in_softirq_stack(unsigned long *stack, struct stack_info *info)
{
unsigned long *begin = (unsigned long *)this_cpu_read(softirq_stack);
unsigned long *begin = (unsigned long *)this_cpu_read(softirq_stack_ptr);
unsigned long *end = begin + (THREAD_SIZE / sizeof(long));
/*