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Fix EventFdLinux

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GitOrigin-RevId: 15b9fe88f5df8489c837d75fe3705a01298e902a
This commit is contained in:
Arseny Smirnov 2018-09-22 17:13:49 +03:00
parent 4ec1765b41
commit 23e4c95c1c
1 changed files with 6 additions and 1 deletions
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7
tdutils/td/utils/port/detail/EventFdLinux.cpp
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@ -81,6 +81,12 @@ void EventFdLinux::release() {
}
void EventFdLinux::acquire() {
impl_->info.get_flags();
SCOPE_EXIT {
// Clear flags without EAGAIN and EWOULDBLOCK
// Looks like it is safe thing to do with eventfd
get_poll_info().clear_flags(PollFlags::Read());
};
uint64 res;
auto slice = MutableSlice(reinterpret_cast<char *>(&res), sizeof(res));
auto native_fd = impl_->info.native_fd().fd();
@ -97,7 +103,6 @@ void EventFdLinux::acquire() {
|| read_errno == EWOULDBLOCK
#endif
) {
get_poll_info().clear_flags(PollFlags::Read());
return 0;
}
return Status::PosixError(read_errno, PSLICE() << "Read from fd " << native_fd << " has failed");