On Thu, Sep 11, 2014 at 10:16:56AM -0400, Anna Schumaker wrote:
> > + arg->layoutupdate_pages =
> > + kcalloc(DIV_ROUND_UP(buffer_size, PAGE_SIZE),
> > + sizeof(struct page *), GFP_NOFS);
>
> I don't think I've seen kcalloc() before. What does it do?
The same as calloc(3) in userspace - allocate an array of nent entries
of size, and zero the result that is returned.
> > dprintk("%s found %i ranges\n", __func__, count);
>
> I'm getting this:
>
> fs/nfs/blocklayout/extent_tree.c: In function ‘ext_tree_prepare_commit’:
> fs/nfs/blocklayout/extent_tree.c:565:2: warning: format ‘%i’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
> dprintk("%s found %i ranges\n", __func__, count);
For some reason I haven't managed to trigger this warning even after
turning on CONFIG_SUNRPC_DEBUG, but it should be easy to fix up..
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