lkml.org 
[lkml]   [2006]   [Jul]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: PROBLEM: epoll_wait() returns wrong events for EOF with EPOLLOUT
    On Fri, 14 Jul 2006, Michael Lindner wrote:

    > Also a minor issue - epoll_ctl doesn't check if the fd in events.data.fd
    > is the same as the fd that's been passed in as argument 3. If they differ
    > (due to programmer error), epoll_wait will return an event with the
    > incorrect events.data.fd specified to epoll_ctl().

    This is expected behavior. events.data is a union. It is not possible or
    desireable to test data.fd in epoll_ctl() because it would break /many/
    users of epoll who use the 32 or 64 bit unsigned field or pointer instead
    of fd.

    Thanks,
    Chase
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2006-07-14 21:31    [W:2.579 / U:0.004 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site