Re: [PATCH] generic: test that truncate(2) on fsverity is blocked

[Christoph Hellwig <hch@lst.de>]

On Thu, Jan 22, 2026 at 03:23:58PM +0800, Zorro Lang wrote:
> On Thu, Jan 22, 2026 at 06:59:08AM +0100, Christoph Hellwig wrote:
> > On Wed, Jan 21, 2026 at 11:08:33PM +0800, Zorro Lang wrote:
> > > > +	dio-writeback-race unlink-fsync truncate
> > > 
> > > Need to add this into .gitignore too :)
> > 
> > True.
> > 
> > > > +_require_test
> > > 
> > > Does this case need TEST_DEV and TEST_DIR?
> > 
> > No, just copied and pasted.
> > 
> > > > +$here/src/truncate $fsv_file
> > > 
> > > _require_test_program "truncate"
> > 
> > Ok.
> 
> Thanks Christoph, BTW, as you said "btrfs was missing this check", so is there
> a known fix/commit related with this test case, if there's, feel free to mark
> that with `_fixed_by_kernel_commit` :)

I sent a fix, but it hasn't been applied anywhere yet.