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Re: FreeBSD disk AIO support
- To: nginx-ru@xxxxxxxxx
- Subject: Re: FreeBSD disk AIO support
- From: Andrei Nigmatulin <andrei.nigmatulin@xxxxxxxxx>
- Date: Mon, 24 Aug 2009 02:23:55 +0400
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On Monday 24 August 2009 01:13, Igor Sysoev wrote:
> On Sun, Aug 23, 2009 at 10:44:58PM +0400, Вадим wrote:
> > Здравствуйте.
> >
> > OpenSUSE 11.0 и выше, например.
>
> Поставил openSUSE 11.1.
>
> > uname -r
>
> 2.6.27.7-9-default
>
> > /lib/libc.so.6
>
> GNU C Library stable release version 2.9 (20081117), by Roland McGrath et
> al. ...
>
> /usr/include/libaio.h:
>
> struct iocb {
> PADDEDptr(void *data, __pad1); /* Return in the io completion
> event */ PADDED(unsigned key, __pad2); /* For use in identifying io
> requests */
>
> short aio_lio_opcode;
> short aio_reqprio;
> int aio_fildes;
>
> union {
> struct io_iocb_common c;
> ...
>
> struct io_iocb_common {
> PADDEDptr(void *buf, __pad1);
> PADDEDul(nbytes, __pad2);
> long long offset;
> long long __pad3, __pad4;
> }; /* result code is the amount read or -'ve errno */
>
>
> Полей .aio_flags и .aio_resfd в struct iocb нет. Ну и как это собирать ?
А если
-#include <libaio.h>
+#include <linux/aio_abi.h>
?
Вообще кошмар какой-то развели на linux с aio: есть aio.h, libaio.h и
linux/aio_abi.h. Что, зачем и почему так много - до конца не понятно...
--
Andrei Nigmatulin
GPG PUB KEY 6449830D
Now I lay me down to sleep(3)
Pray the OS my core to keep
If I die before I wake
Pray the Disk my core to take
|
