RFR: 8229872: (fs) Increase buffer size used with getmntent

[Brian Burkhalter]

Hello Vladimir,

L2: The newer copyright year should be changed to 2019.
L170: The line is too long.
L236: Before this line I think you should free() linebuffer.

Thanks,

Brian

> On Aug 20, 2019, at 12:31 PM, Vladimir Kempik <vkempik at azul.com> wrote:
> 
> after reading manpage for getline I think I have found some elegant solution - to let getline manage size of buffer.
> 
> Please review v2 of patch here http://cr.openjdk.java.net/~vkempik/8229872/webrev.02/ <http://cr.openjdk.java.net/~vkempik/8229872/webrev.02/>
> 
> I’m still worried about syncing maxlinelen and linebuffer between Java_sun_nio_fs_LinuxNativeDispatcher_setmntent0 and Java_sun_nio_fs_LinuxNativeDispatcher_getmntent, if they are run from different threads.

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