Date: Sun, 20 Sep 2015 13:03:26 +0200 From: Gary Jennejohn <gljennjohn@gmail.com> To: Mario Lobo <lobo@bsd.com.br> Cc: emulation@FreeBSD.org Subject: Re: Linux epoll implementation Message-ID: <20150920130326.4014e853@ernst.home> In-Reply-To: <20150919130625.4d3897f8@Papi> References: <20150919130625.4d3897f8@Papi>
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On Sat, 19 Sep 2015 13:06:25 -0300 Mario Lobo <lobo@bsd.com.br> wrote: > Hi; > > I'm trying to compile this epoll implementation into the kernel > following > > https://wiki.freebsd.org/linux-kernel > > using the patch provided. > > 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)); > > > That is the only reference to kqueue on the > patched code at /usr/src/sys/compat/linux/ > > This kqueue call is very different from the one provided in man kqueue: > > int kqueue(void); > > so I really ran out of options on finding out what this kqueue call > really is about. > > Would anyone have any pointers on this? > 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. -- Gary Jennejohn
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