diff options
author | Al Viro <viro@zeniv.linux.org.uk> | 2013-02-24 14:52:17 -0500 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-03-03 22:58:49 -0500 |
commit | 35280bd4a3fa841897e2638437607fdec6c34f31 (patch) | |
tree | 03c7cb65bcb2cc94c1613944798f780645e64edd /fs/compat.c | |
parent | 19f4fc3aee180000fe45952691bbe69dde1d9e95 (diff) | |
download | linux-35280bd4a3fa841897e2638437607fdec6c34f31.tar.gz linux-35280bd4a3fa841897e2638437607fdec6c34f31.tar.bz2 linux-35280bd4a3fa841897e2638437607fdec6c34f31.zip |
switch epoll_pwait to COMPAT_SYSCALL_DEFINE
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/compat.c')
-rw-r--r-- | fs/compat.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/fs/compat.c b/fs/compat.c index 2ae2a98891cd..45137a3832f3 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -44,7 +44,6 @@ #include <linux/signal.h> #include <linux/poll.h> #include <linux/mm.h> -#include <linux/eventpoll.h> #include <linux/fs_struct.h> #include <linux/slab.h> #include <linux/pagemap.h> @@ -1659,54 +1658,6 @@ asmlinkage long compat_sys_ppoll(struct pollfd __user *ufds, return ret; } -#ifdef CONFIG_EPOLL - -asmlinkage long compat_sys_epoll_pwait(int epfd, - struct compat_epoll_event __user *events, - int maxevents, int timeout, - const compat_sigset_t __user *sigmask, - compat_size_t sigsetsize) -{ - long err; - compat_sigset_t csigmask; - sigset_t ksigmask, sigsaved; - - /* - * If the caller wants a certain signal mask to be set during the wait, - * we apply it here. - */ - if (sigmask) { - if (sigsetsize != sizeof(compat_sigset_t)) - return -EINVAL; - if (copy_from_user(&csigmask, sigmask, sizeof(csigmask))) - return -EFAULT; - sigset_from_compat(&ksigmask, &csigmask); - sigdelsetmask(&ksigmask, sigmask(SIGKILL) | sigmask(SIGSTOP)); - sigprocmask(SIG_SETMASK, &ksigmask, &sigsaved); - } - - err = sys_epoll_wait(epfd, events, maxevents, timeout); - - /* - * If we changed the signal mask, we need to restore the original one. - * In case we've got a signal while waiting, we do not restore the - * signal mask yet, and we allow do_signal() to deliver the signal on - * the way back to userspace, before the signal mask is restored. - */ - if (sigmask) { - if (err == -EINTR) { - memcpy(¤t->saved_sigmask, &sigsaved, - sizeof(sigsaved)); - set_restore_sigmask(); - } else - sigprocmask(SIG_SETMASK, &sigsaved, NULL); - } - - return err; -} - -#endif /* CONFIG_EPOLL */ - #ifdef CONFIG_FHANDLE /* * Exactly like fs/open.c:sys_open_by_handle_at(), except that it |