Thoughts on TMPFS no longer being considered "highly experimental"

[Alexander V. Chernikov]

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Matthew Jacob wrote:
> 
> I gave up on using it after a brief try earlier this year. I can't
> remember the details, but it did lock up my amd64 system.
> 
> On Thu, 23 Jun 2011, David O'Brien wrote:
> 
>> Does anyone object to this patch?
>>
>> David Wolfskill and I have run TMPFS on a number of machines for two
>> years with no problems.
>>
>> I may have missed something, but I'm not aware of any serious PRs on
>> TMPFS either.

There was some issues with sendfile(2) and mmap(2) causing kernel hangs
in some cases. vim triggers such hangs for me. However, those problems
were fixed and MFCed (afair).

I'm using tmpfs on several machines in production without any problems.
Maybe being _highly_ experimental for nearly 4 years is enough? :)


>>
>>
>> Index: tmpfs_vfsops.c
>> ===================================================================
>> --- tmpfs_vfsops.c    (revision 221113)
>> +++ tmpfs_vfsops.c    (working copy)
>> @@ -155,9 +155,6 @@ tmpfs_mount(struct mount *mp)
>>         return EOPNOTSUPP;
>>     }
>>
>> -    printf("WARNING: TMPFS is considered to be a highly experimental "
>> -        "feature in FreeBSD.\n");
>> -
>>     vn_lock(mp->mnt_vnodecovered, LK_SHARED | LK_RETRY);
>>     error = VOP_GETATTR(mp->mnt_vnodecovered, &va, mp->mnt_cred);
>>     VOP_UNLOCK(mp->mnt_vnodecovered, 0);
>>
>> -- 
>> -- David  (obrien at FreeBSD.org)
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>>
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