Messages in this thread | | | Date | Thu, 21 Oct 2021 04:20:11 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH 2/6] dax: prepare dax_direct_access() API with DAXDEV_F_RECOVERY flag |
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On Wed, Oct 20, 2021 at 06:10:55PM -0600, Jane Chu wrote: > @@ -156,8 +156,8 @@ bool generic_fsdax_supported(struct dax_device *dax_dev, > } > > id = dax_read_lock(); > - len = dax_direct_access(dax_dev, pgoff, 1, &kaddr, &pfn); > - len2 = dax_direct_access(dax_dev, pgoff_end, 1, &end_kaddr, &end_pfn); > + len = dax_direct_access(dax_dev, pgoff, 1, &kaddr, &pfn, 0); > + len2 = dax_direct_access(dax_dev, pgoff_end, 1, &end_kaddr, &end_pfn, 0);
FYI, I have a series killing this code. But either way please avoid these overly long lines.
> long dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff, long nr_pages, > - void **kaddr, pfn_t *pfn) > + void **kaddr, pfn_t *pfn, unsigned long flags)
API design: I'd usually expect flags before output paramters.
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