[PATCH v1 19/30] powerpc/vdso: Remove vdso32_pages and vdso64_pages

From: Christophe Leroy
Date: Sun Sep 27 2020 - 05:17:26 EST


vdso32_pages and vdso64_pages are not used anymore.

Remove them.

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
---
arch/powerpc/kernel/vdso.c | 16 ----------------
1 file changed, 16 deletions(-)

diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index 3a4fbcc0d1be..e732776bac0a 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -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 */
@@ -701,20 +699,8 @@ 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();

/*
@@ -723,8 +709,6 @@ 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;
}

--
2.25.0