Messages in this thread | | | Date | Mon, 1 Nov 2010 15:41:06 +0200 | Subject | Re: [PATCH] Optimize relay_alloc_page_array() slightly by using vzalloc rather than vmalloc and memset | From | Pekka Enberg <> |
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* Jens Axboe (axboe@kernel.dk) wrote: >> On 2010-10-30 17:47, Mathieu Desnoyers wrote: >> > BLK_DEV_IO_TRACE seems to still select RELAY. Has it completed its >> > transition to either Ftrace or Perf ? Depending on Jens, moving blktrace >> > relay dependency to the Generic Ring Buffer Library might be a good >> > option to consider. >> >> The blktrace user bits is still (by far) the most wide spread way that >> blktrace is used in the field, and those still rely on relayfs. So no, >> we can't kill it now.
On Mon, Nov 1, 2010 at 3:08 PM, Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> wrote: > What I am proposing is that the Generic Ring Buffer Library could > replace relayfs without changing any of the interfaces blktrace exposes > to user-space. Indeed, I would not remove relayfs unless there was a > replacement.
We don't in general NAK cleanups because of future features or removals that may or may not happen.
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