Messages in this thread Patch in this message | | | From | Herton Ronaldo Krzesinski <> | Subject | [PATCH 205/270] Staging: android: binder: Allow using highmem for binder buffers | Date | Mon, 26 Nov 2012 14:58:15 -0200 |
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3.5.7u1 -stable review patch. If anyone has any objections, please let me know.
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From: =?UTF-8?q?Arve=20Hj=C3=B8nnev=C3=A5g?= <arve@android.com>
commit 585650dcec88e704a19bb226a34b6a7166111623 upstream.
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 <arve@android.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com> --- 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 80acd0e..223639a 100644 --- a/drivers/staging/android/binder.c +++ b/drivers/staging/android/binder.c @@ -655,7 +655,7 @@ 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) { printk(KERN_ERR "binder: %d: binder_alloc_buf failed " "for page at %p\n", proc->pid, page_addr); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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