Date: Mon, 21 Sep 2015 21:38:29 -0300 From: Mario Lobo <lobo@bsd.com.br> To: Mateusz Guzik <mjguzik@gmail.com> Cc: Gary Jennejohn <gljennjohn@gmail.com>, emulation@FreeBSD.org Subject: Re: Linux epoll implementation Message-ID: <20150921213829.39b3a61d@Papi> In-Reply-To: <20150920154937.GA27493@dft-labs.eu> References: <20150919130625.4d3897f8@Papi> <20150920130326.4014e853@ernst.home> <20150920124035.6e1c5539@Papi> <20150920154937.GA27493@dft-labs.eu>
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On Sun, 20 Sep 2015 17:49:38 +0200 Mateusz Guzik <mjguzik@gmail.com> wrote: > On Sun, Sep 20, 2015 at 12:40:35PM -0300, Mario Lobo wrote: > > > > I'm trying to compile this epoll implementation into the kernel > > > > following > > > > > > > > https://wiki.freebsd.org/linux-kernel > > > > > > > > The patch applies fine but when compiling the kernel, it stops > > > > at this: > > > > > > > > /usr/src/sys/modules/linux/../../compat/linux/linux_epoll.c:66:10: > > > > error: implicit declaration of function 'kqueue' is invalid in > > > > C99 [-Werror,-Wimplicit-function-declaration] > > > > return (kqueue(td, &k_args)); > > > > > > > > > > > NOTE: I'm referencing HEAD here. > > > > > > epoll() is a system call (syscall), so it will be using the > > > kernel interfaces. > > > > > > The only kqueue-related syscall with the same arguments is > > > sys_kqueue(). Try using that instead. > > > > > > > Yes! That solved the compilation problem. Tomorrow I'll test to see > > if the implementation works. > > > > epoll is already present in FreeBSD CURRENT (head) and likly with same > or better level of completness. The site in question is very outdated > and you are more than likely to run into trouble with this patch. > > In short, I strongly recoomend you use freebsd current instead. > You were right, Mateusz. It didn't damage anything but the resulting linux.ko didn't even load because of erros. I'll install an 11-CURRENT VM to do the testing you suggested. Thanks ! -- Mario Lobo http://www.mallavoodoo.com.br FreeBSD since 2.2.8 [not Pro-Audio.... YET!!] "UNIX was not designed to stop you from doing stupid things, because that would also stop you from doing clever things."help
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