Re: [PATCH v22 1/5] ring-buffer: Allocate sub-buffers with __GFP_COMP

On 30.04.24 13:13, Vincent Donnefort wrote: In preparation for the ring-buffer memory mapping, allocate compound pages for the ring-buffer sub-buffers to enable us to map them to user-space with vm_insert_pages(). Signed-off-by: Vincent Donnefort Acked-by: David Hildenbrand -- Cheers, Davi

[PATCH v22 1/5] ring-buffer: Allocate sub-buffers with __GFP_COMP

In preparation for the ring-buffer memory mapping, allocate compound pages for the ring-buffer sub-buffers to enable us to map them to user-space with vm_insert_pages(). Signed-off-by: Vincent Donnefort diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 25476ead681b..cc9e