On Thu, 8 Feb 2001, Ben LaHaise wrote: <snip> > > (besides, latency would suck. I bet you're better off waiting for the > > requests if they are all used up. It takes too long to get deep into the > > kernel from user space, and you cannot use the exclusive waiters with its > > anti-herd behaviour etc). > > Ah, but no. In fact for some things, the wait queue extensions I'm using > will be more efficient as things like test_and_set_bit for obtaining a > lock gets executed without waking up a task. The latency argument is somewhat bogus because there is no problem to check the request queue, in the aio syscalls, and simply fail if its full. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] Please read the FAQ at http://www.tux.org/lkml/
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Andre Hedrick
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Marcelo Tosatti
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Jens Axboe
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Linus Torvalds
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Marcelo Tosatti
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Linus Torvalds
- select() returning busy for regular files [was Re: [Kio... Pavel Machek
- Re: select() returning busy for regular files [was Re: ... Ben LaHaise
- Re: select() returning busy for regular files [was Re: ... Linus Torvalds
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Ben LaHaise
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Marcelo Tosatti
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Marcelo Tosatti
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Pavel Machek
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Stephen C. Tweedie
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Marcelo Tosatti
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Mikulas Patocka
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Marcelo Tosatti
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Mikulas Patocka
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Marcelo Tosatti
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... Rik van Riel
- Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound e... James Sutherland