[PATCH 5/8] xfstests: Add fallocate zero range operation to fsstress

[Eric Sandeen]

On 2/28/14, 10:11 AM, Lukas Czerner wrote:
> This commit adds fzero operation support for fsstress, which is meant to
> exercise fallocate FALLOC_FL_ZERO_RANGE support.
> 
> Also reorganise the common fallocate code into a single do_fallocate()
> function and use flags use the right mode.
> 
> Also in order to make more obvious which fallocate mode fsstress is
> testing translate fallocate flags into human readable strings.

Can you enhance that so that if it's passed a flag which isn't
in the known array, it prints the leftover values?  Otherwise
they are silently dropped, which might be confusing.

Handling the case where a flag is not in the array would future-proof
it, I think.

-Eric