Re: [Lse-tech] Re: [PATCH]updated ipc lock patch

From: mingming cao (cmm@us.ibm.com)
Date: Fri Oct 25 2002 - 13:51:35 EST

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Paul Larson wrote:
>
> On Fri, 2002-10-25 at 12:17, mingming cao wrote:
> >
> > shmctl01 3 FAIL : # of attaches is incorrect - 0
> I guess you are running it with -i2?
No, I did not use -i2.

What I did is just run ./shmctl01

> I just tried shmctl01 -i2 on a
> 2.5.44 kernel and did not get this error.
Sorry, Paul. Could you try 2.5.44-mm4? I saw the error on clean
2.5.44-mm4(without my patch). And I remember I saw this on 2.5.42-mm2
also.

Here is what I saw:

[root@elm3b83 shmctl]# ./shmctl01
shmctl01 1 PASS : pid, size, # of attaches and mode are correct -
pass #1
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 2 PASS : pid, size, # of attaches and mode are correct -
pass #2
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 3 FAIL : # of attaches is incorrect - 0
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 4 PASS : new mode and change time are correct

[root@elm3b83 shmctl]# ./shmctl01 -i2
shmctl01 1 PASS : pid, size, # of attaches and mode are correct -
pass #1
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 2 PASS : pid, size, # of attaches and mode are correct -
pass #2
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 3 FAIL : # of attaches is incorrect - 0
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 0 INFO : shmdt() failed - 22
shmctl01 4 PASS : new mode and change time are correct
shmctl01 1 BROK : couldn't create the shared memory segment
shmctl01 2 BROK : Remaining cases broken
shmctl01 3 BROK : Remaining cases broken
shmctl01 4 BROK : Remaining cases broken
-
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Next message: chrisl@vmware.com: "Re: How to get number of physical CPU in linux from user space?"
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In reply to: Paul Larson: "Re: [Lse-tech] Re: [PATCH]updated ipc lock patch"
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