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powerpc/kexec: Declare kexec_paca static

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kexec_paca is exclusively used in kexec/core_64.c

Declare it static.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/094983ee851644165b7700c73cac63cfe20596cd.1646413435.git.christophe.leroy@csgroup.eu
This commit is contained in:
Christophe Leroy 2022-03-04 18:04:04 +01:00 • committed by Michael Ellerman
parent e15c703be4
commit a4abd55a24
2 changed files with 1 additions and 3 deletions
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2
arch/powerpc/include/asm/asm-prototypes.h
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@ -24,9 +24,7 @@ extern struct task_struct *secondary_current;
void start_secondary(void *unused);
/* kexec */
struct paca_struct;
struct kimage;
extern struct paca_struct kexec_paca;
void kexec_copy_flush(struct kimage *image);
/* pseries hcall tracing */

2
arch/powerpc/kexec/core_64.c
View file

@ -291,7 +291,7 @@ static union thread_union kexec_stack __init_task_data =
* For similar reasons to the stack above, the kexecing CPU needs to be on a
* static PACA; we switch to kexec_paca.
*/
struct paca_struct kexec_paca;
static struct paca_struct kexec_paca;
/* Our assembly helper, in misc_64.S */
extern void kexec_sequence(void *newstack, unsigned long start,