From bba549a7dc5a1edd99fa5f329e843177e51a4941 Mon Sep 17 00:00:00 2001 From: tytung Date: Sat, 17 Nov 2012 01:13:40 +0800 Subject: [PATCH] Staging: android: binder: Allow using highmem for binder buffers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The default kernel mapping for the pages allocated for the binder buffers is never used. Set the __GFP_HIGHMEM flag when allocating these pages so we don't needlessly use low memory pages that may be required elsewhere. Signed-off-by: Arve Hjønnevåg Signed-off-by: Greg Kroah-Hartman --- drivers/staging/android/binder.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/android/binder.c b/drivers/staging/android/binder.c index ffb07117..77dd3e04 100644 --- a/drivers/staging/android/binder.c +++ b/drivers/staging/android/binder.c @@ -656,7 +656,7 @@ static int binder_update_page_range(struct binder_proc *proc, int allocate, page = &proc->pages[(page_addr - proc->buffer) / PAGE_SIZE]; BUG_ON(*page); - *page = alloc_page(GFP_KERNEL | __GFP_ZERO); + *page = alloc_page(GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO); if (*page == NULL) { binder_debug(BINDER_DEBUG_TOP_ERRORS, "binder: %d: binder_alloc_buf failed "