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powerpc/vdso: Remove vdso32_pages and vdso64_pages 

vdso32_pages and vdso64_pages are not used anymore.

Remove them.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/bce021f616cbaf39dfb5766cf7ef114adcb918d9.1601197618.git.christophe.leroy@csgroup.eu
This commit is contained in:
Christophe Leroy 2020-09-27 09:16:36 +00:00 committed by Michael Ellerman
parent 0fc980db9a
commit b7fe9c15b5
1 changed files with 0 additions and 16 deletions
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16
arch/powerpc/kernel/vdso.c
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@ -47,7 +47,6 @@
/* The alignment of the vDSO */
#define VDSO_ALIGNMENT (1 << 16)
static unsigned int vdso32_pages;
static void *vdso32_kbase;
unsigned long vdso32_sigtramp;
unsigned long vdso32_rt_sigtramp;
@ -55,7 +54,6 @@ unsigned long vdso32_rt_sigtramp;
extern char vdso32_start, vdso32_end;
extern char vdso64_start, vdso64_end;
static void *vdso64_kbase = &vdso64_start;
static unsigned int vdso64_pages;
#ifdef CONFIG_PPC64
unsigned long vdso64_rt_sigtramp;
#endif /* CONFIG_PPC64 */
@ -698,20 +696,8 @@ static int __init vdso_init(void)
vdso_data->icache_log_block_size = ppc64_caches.l1i.log_block_size;
#endif /* CONFIG_PPC64 */
/*
* Calculate the size of the 64 bits vDSO
*/
vdso64_pages = (&vdso64_end - &vdso64_start) >> PAGE_SHIFT;
DBG("vdso64_kbase: %p, 0x%x pages\n", vdso64_kbase, vdso64_pages);
vdso32_kbase = &vdso32_start;
/*
* Calculate the size of the 32 bits vDSO
*/
vdso32_pages = (&vdso32_end - &vdso32_start) >> PAGE_SHIFT;
DBG("vdso32_kbase: %p, 0x%x pages\n", vdso32_kbase, vdso32_pages);
vdso_setup_syscall_map();
/*
@ -720,8 +706,6 @@ static int __init vdso_init(void)
*/
if (vdso_setup()) {
printk(KERN_ERR "vDSO setup failure, not enabled !\n");
vdso32_pages = 0;
vdso64_pages = 0;
return 0;
}