Messages in this thread | | | Date | Fri, 28 Dec 2012 16:40:19 +0100 | From | Oleg Nesterov <> | Subject | Re: [PATCH 3/3] signalfd: add ability to read siginfo-s without dequeuing signals (v3) |
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On 12/28, Oleg Nesterov wrote: > > On 12/28, Andrey Vagin wrote: > > > > @@ -338,6 +379,7 @@ SYSCALL_DEFINE4(signalfd4, int, ufd, sigset_t __user *, user_mask, > > } > > > > file->f_flags |= flags & SFD_RAW; > > + file->f_mode |= FMODE_PREAD; > > Again, this is not needed or the code was broken by the previous patch. > > Given that 2/3 passes O_RDWR to anon_inode_getfile() I think FMODE_PREAD > should be already set. Note OPEN_FMODE(flags) in anon_inode_getfile().
As you explained in another thread I was wrong, I confused FMODE_PREAD and FMODE_READ.
Oleg.
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