Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-08 Thread Michael Kerrisk
Trond Myklebust wrote: On Sat, 2008-01-05 at 23:35 +0200, Timo Sirainen wrote: On 5.1.2008, at 17.28, Trond Myklebust wrote: On Sat, 2008-01-05 at 05:07 +0100, Michael Kerrisk wrote: I think you missed my question on O_APPEND though? Oh, sorry... O_APPEND is supported for normal writes,

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-08 Thread Trond Myklebust
On Tue, 2008-01-08 at 11:50 +0100, Michael Kerrisk wrote: Hi Trond, I suspect you and Timo are coming at this from different angles, and I think Timo's angle is closer to what I was thinking of when I asked my question. What I'm wondering about is this: two naive programs that use

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-08 Thread Michael Kerrisk
Trond Myklebust wrote: On Tue, 2008-01-08 at 11:50 +0100, Michael Kerrisk wrote: Hi Trond, I suspect you and Timo are coming at this from different angles, and I think Timo's angle is closer to what I was thinking of when I asked my question. What I'm wondering about is this: two naive

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-05 Thread Trond Myklebust
On Sat, 2008-01-05 at 05:07 +0100, Michael Kerrisk wrote: I think you missed my question on O_APPEND though? Oh, sorry... O_APPEND is supported for normal writes, but not for O_DIRECT writes. The reason for this is that the NFS protocol does not have the equivalent of an atomic 'append()' RPC

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-05 Thread Timo Sirainen
On 5.1.2008, at 17.28, Trond Myklebust wrote: On Sat, 2008-01-05 at 05:07 +0100, Michael Kerrisk wrote: I think you missed my question on O_APPEND though? Oh, sorry... O_APPEND is supported for normal writes, but not for O_DIRECT writes. The reason for this is that the NFS protocol does

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-05 Thread Trond Myklebust
On Sat, 2008-01-05 at 23:35 +0200, Timo Sirainen wrote: On 5.1.2008, at 17.28, Trond Myklebust wrote: On Sat, 2008-01-05 at 05:07 +0100, Michael Kerrisk wrote: I think you missed my question on O_APPEND though? Oh, sorry... O_APPEND is supported for normal writes, but not for

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-04 Thread Trond Myklebust
On Thu, 2008-01-03 at 11:10 +0100, Michael Kerrisk wrote: Hi Trond, Trond Myklebust wrote: On Wed, 2008-01-02 at 10:55 +0100, Michael Kerrisk wrote: Hey Trond, Would you take a quick look at http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=453946 Do you have some insights on

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-04 Thread Michael Kerrisk
On Jan 4, 2008 10:41 PM, Trond Myklebust [EMAIL PROTECTED] wrote: On Thu, 2008-01-03 at 11:10 +0100, Michael Kerrisk wrote: Hi Trond, Trond Myklebust wrote: On Wed, 2008-01-02 at 10:55 +0100, Michael Kerrisk wrote: Hey Trond, Would you take a quick look at

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-03 Thread Michael Kerrisk
Hi Trond, Trond Myklebust wrote: On Wed, 2008-01-02 at 10:55 +0100, Michael Kerrisk wrote: Hey Trond, Would you take a quick look at http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=453946 Do you have some insights on this? What should the man page say about current support of O_EXCL on

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-02 Thread Michael Kerrisk
Hey Trond, Would you take a quick look at http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=453946 Do you have some insights on this? What should the man page say about current support of O_EXCL on NFS? Cheers, Michael Timo Sirainen wrote: On Sun, 2007-12-02 at 21:37 +0100, Michael Kerrisk

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2008-01-02 Thread Trond Myklebust
On Wed, 2008-01-02 at 10:55 +0100, Michael Kerrisk wrote: Hey Trond, Would you take a quick look at http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=453946 Do you have some insights on this? What should the man page say about current support of O_EXCL on NFS? Cheers, Michael Hi

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2007-12-02 Thread Timo Sirainen
Package: manpages-dev Version: 2.64-1 Severity: normal O_EXCL is broken on NFS file systems is wrong. Rather it should be O_EXCL doesn't work on NFSv2 file systems. And since pretty much everyone uses at least NFSv3 nowadays I don't think it's worth mentioning the link() workaround anymore. --

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2007-12-02 Thread Michael Kerrisk
On Dec 2, 2007 3:32 PM, Timo Sirainen [EMAIL PROTECTED] wrote: Package: manpages-dev Version: 2.64-1 Severity: normal O_EXCL is broken on NFS file systems is wrong. Rather it should be O_EXCL doesn't work on NFSv2 file systems. And since pretty much everyone uses at least NFSv3 nowadays I

Bug#453946: manpages-dev: NFS warning for open(2) O_EXCL is a bit outdated

2007-12-02 Thread Timo Sirainen
On Sun, 2007-12-02 at 21:37 +0100, Michael Kerrisk wrote: On Dec 2, 2007 3:32 PM, Timo Sirainen [EMAIL PROTECTED] wrote: Package: manpages-dev Version: 2.64-1 Severity: normal O_EXCL is broken on NFS file systems is wrong. Rather it should be O_EXCL doesn't work on NFSv2 file systems.