Partly copied from commit 16fb1a9bec61 ("arm64: vdso: clean up
vdso_pagelist initialization").
No need to get_page() the vdso text/data - these are part of the
kernel image.
Signed-off-by: Christophe Leroy <christophe.le...@csgroup.eu>
---
arch/powerpc/kernel/vdso.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index 6d106fcafb9e..dfaa4be258d2 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -748,7 +748,7 @@ static int __init vdso_init(void)
BUG_ON(vdso32_pagelist == NULL);
for (i = 0; i < vdso32_pages; i++) {
struct page *pg = virt_to_page(vdso32_kbase + i*PAGE_SIZE);
- get_page(pg);
+
vdso32_pagelist[i] = pg;
}
vdso32_pagelist[i++] = virt_to_page(vdso_data);
@@ -761,15 +761,13 @@ static int __init vdso_init(void)
BUG_ON(vdso64_pagelist == NULL);
for (i = 0; i < vdso64_pages; i++) {
struct page *pg = virt_to_page(vdso64_kbase + i*PAGE_SIZE);
- get_page(pg);
+
vdso64_pagelist[i] = pg;
}
vdso64_pagelist[i++] = virt_to_page(vdso_data);
vdso64_pagelist[i] = NULL;
#endif /* CONFIG_PPC64 */
- get_page(virt_to_page(vdso_data));
-
smp_wmb();
vdso_ready = 1;
--
2.25.0
