Re: OOM & [OT] util-linux-2.12e

[Andreas Schwab]

Paulo Marques <pmarques@xxxxxxxxxxxx> writes:

> Andreas Schwab wrote:
>> DervishD <lkml@xxxxxxxxxxxx> writes:
>> 
>>>    Hi Andreas :)
>>>
>>> * Andreas Schwab <schwab@xxxxxxx> dixit:
>>>
>>>>>- fix all broken apps that still rely on mtab. like GNU df(1)
>>>>
>>>>df does not rely on /etc/mtab.  It relies on getmntent.
>>>
>>>    Then my GNU df has any problem :???
>> No, if any then getmntent.
>
> I don't get this. From "man getmntent" it seems that getmntent is just a
> parser for /etc/mtab, and that you must call "setmntent" with the filename
> you want to parse.
>
> So if you do "setmntent("/etc/mtab",...)" you're explicitly saying that
> you want getmntent to use /etc/mtab. This is just a open/read in disguise.
>
> Am I missing something?

No.  You are of course right, but the df sources don't reference /etc/mtab
directly, but use _PATH_MOUNTED from <paths.h>.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@xxxxxxx
SuSE Linux AG, Maxfeldstraße 5, 90409 Nürnberg, Germany
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"And now for something completely different."
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