9p: statfs should not override server f_type
9p: statfs should not override server f_type

Allow a 9p2000.L server to supply the statfs f_type value rather than
hardwiring V9FS_MAGIC.  It is desirable to give the server this option
in some applications, e.g. I/O forwarding.

Signed-off-by: Jim Garlick <672f38f9aa6660f74abb748202f3287cf1f6d73c@llnl.gov>
Signed-off-by: Eric Van Hensbergen <f6aaec02cb2023b586fda1596c965a5752b892b4@gmail.com>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs