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* [Bug libc/10422] eventfd/signalfd do not work with < 2.6.27 kernel
  2009-07-20 21:00 [Bug libc/10422] New: eventfd/signalfd do not work with < 2.6.27 kernel aurelien at aurel32 dot net
  2009-07-20 21:00 ` [Bug libc/10422] " aurelien at aurel32 dot net
@ 2009-07-20 21:00 ` aurelien at aurel32 dot net
  2009-07-26 19:55 ` drepper at redhat dot com
  2009-07-29 15:29 ` jsm28 at gcc dot gnu dot org
  3 siblings, 0 replies; 6+ messages in thread
From: aurelien at aurel32 dot net @ 2009-07-20 21:00 UTC (permalink / raw)
  To: glibc-bugs


------- Additional Comments From aurelien at aurel32 dot net  2009-07-20 21:00 -------
Created an attachment (id=4068)
 --> (http://sourceware.org/bugzilla/attachment.cgi?id=4068&action=view)
Patch for glibc-ports


-- 


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* [Bug libc/10422] eventfd/signalfd do not work with < 2.6.27 kernel
  2009-07-20 21:00 [Bug libc/10422] New: eventfd/signalfd do not work with < 2.6.27 kernel aurelien at aurel32 dot net
@ 2009-07-20 21:00 ` aurelien at aurel32 dot net
  2009-07-20 21:00 ` aurelien at aurel32 dot net
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 6+ messages in thread
From: aurelien at aurel32 dot net @ 2009-07-20 21:00 UTC (permalink / raw)
  To: glibc-bugs


------- Additional Comments From aurelien at aurel32 dot net  2009-07-20 21:00 -------
Created an attachment (id=4067)
 --> (http://sourceware.org/bugzilla/attachment.cgi?id=4067&action=view)
Patch for glibc


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http://sourceware.org/bugzilla/show_bug.cgi?id=10422

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* [Bug libc/10422] New: eventfd/signalfd do not work with < 2.6.27 kernel
@ 2009-07-20 21:00 aurelien at aurel32 dot net
  2009-07-20 21:00 ` [Bug libc/10422] " aurelien at aurel32 dot net
                   ` (3 more replies)
  0 siblings, 4 replies; 6+ messages in thread
From: aurelien at aurel32 dot net @ 2009-07-20 21:00 UTC (permalink / raw)
  To: glibc-bugs

eventfd/signalfd were working correctly up to glibc 2.8. Starting with glibc 
2.9, glibc 2.10 and git version, a glibc compiled against >= 2.6.27 kernels 
headers has non functional eventfd/signalfd when used on < 2.6.27 kernels. The 
reason is the inconditional use of the new syscall without trying the old 
syscall.

Note that the 2.6.27 kernel version correspond to the one on x86_64, it varies 
a bit depending on the architecture.

Patch will follow.

-- 
           Summary: eventfd/signalfd do not work with < 2.6.27 kernel
           Product: glibc
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: libc
        AssignedTo: drepper at redhat dot com
        ReportedBy: aurelien at aurel32 dot net
                CC: glibc-bugs at sources dot redhat dot com
 GCC build triplet: x86_64-unknown-linux-gnu
  GCC host triplet: x86_64-unknown-linux-gnu
GCC target triplet: x86_64-unknown-linux-gnu


http://sourceware.org/bugzilla/show_bug.cgi?id=10422

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* [Bug libc/10422] eventfd/signalfd do not work with < 2.6.27 kernel
  2009-07-20 21:00 [Bug libc/10422] New: eventfd/signalfd do not work with < 2.6.27 kernel aurelien at aurel32 dot net
  2009-07-20 21:00 ` [Bug libc/10422] " aurelien at aurel32 dot net
  2009-07-20 21:00 ` aurelien at aurel32 dot net
@ 2009-07-26 19:55 ` drepper at redhat dot com
  2009-07-29 15:29 ` jsm28 at gcc dot gnu dot org
  3 siblings, 0 replies; 6+ messages in thread
From: drepper at redhat dot com @ 2009-07-26 19:55 UTC (permalink / raw)
  To: glibc-bugs


------- Additional Comments From drepper at redhat dot com  2009-07-26 19:55 -------
I added a changed version of the patch.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED


http://sourceware.org/bugzilla/show_bug.cgi?id=10422

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* [Bug libc/10422] eventfd/signalfd do not work with < 2.6.27 kernel
  2009-07-20 21:00 [Bug libc/10422] New: eventfd/signalfd do not work with < 2.6.27 kernel aurelien at aurel32 dot net
                   ` (2 preceding siblings ...)
  2009-07-26 19:55 ` drepper at redhat dot com
@ 2009-07-29 15:29 ` jsm28 at gcc dot gnu dot org
  3 siblings, 0 replies; 6+ messages in thread
From: jsm28 at gcc dot gnu dot org @ 2009-07-29 15:29 UTC (permalink / raw)
  To: glibc-bugs


------- Additional Comments From jsm28 at gcc dot gnu dot org  2009-07-29 15:29 -------
I have applied the ARM and MIPS ports patches (HPPA is up to Carlos).

It's best to file separate issues for ports patches (making clear the
dependencies) since different people will deal with those and the libc
patches.


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* [Bug libc/10422] eventfd/signalfd do not work with < 2.6.27 kernel
       [not found] <bug-10422-131@http.sourceware.org/bugzilla/>
@ 2014-07-01  7:43 ` fweimer at redhat dot com
  0 siblings, 0 replies; 6+ messages in thread
From: fweimer at redhat dot com @ 2014-07-01  7:43 UTC (permalink / raw)
  To: glibc-bugs

https://sourceware.org/bugzilla/show_bug.cgi?id=10422

Florian Weimer <fweimer at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
              Flags|                            |security-

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end of thread, other threads:[~2014-07-01  7:43 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2009-07-20 21:00 [Bug libc/10422] New: eventfd/signalfd do not work with < 2.6.27 kernel aurelien at aurel32 dot net
2009-07-20 21:00 ` [Bug libc/10422] " aurelien at aurel32 dot net
2009-07-20 21:00 ` aurelien at aurel32 dot net
2009-07-26 19:55 ` drepper at redhat dot com
2009-07-29 15:29 ` jsm28 at gcc dot gnu dot org
     [not found] <bug-10422-131@http.sourceware.org/bugzilla/>
2014-07-01  7:43 ` fweimer at redhat dot com

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