Boaz Harrosh wrote:
> (...)
> +struct page_collect {
> + struct exofs_sb_info *sbi;
> + struct request_queue *req_q;
> + struct inode *inode;
> + unsigned expected_pages;
> +
> + struct bio *bio;
> + unsigned nr_pages;
> + unsigned long length;
> + long pg_first;
> +};
> (...)
> +int pcol_try_alloc(struct page_collect *pcol)
> +{
> + int pages = min_t(unsigned, pcol->expected_pages, BIO_MAX_PAGES);
> +
> + for (; pages; pages >>= 1) {
> + pcol->bio = bio_alloc(GFP_KERNEL, pages);
> + if (likely(pcol->bio))
> + return 0;
> + }
> +
> + EXOFS_ERR("Failed to kcalloc expected_pages=%d\n",
%u
> + pcol->expected_pages);
> + return -ENOMEM;
> +}
> +
> (...)
> +static int __readpages_done(struct osd_request *or, struct page_collect *pcol,
> + bool do_unlock)
> +{
> + struct bio_vec *bvec;
> + int i;
> + u64 resid;
> + u64 good_bytes;
> + u64 length = 0;
> + int ret = exofs_check_ok_resid(or, &resid, NULL);
> +
> + osd_end_request(or);
> +
> + if (!ret)
> + good_bytes = pcol->length;
> + else if (ret && !resid)
> + good_bytes = 0;
> + else
> + good_bytes = pcol->length - resid;
Second ret check is not needed.
> (...)
> +
> +int read_exec(struct page_collect *pcol, bool is_sync)
read_exec is too generic name for globally visible symbol
> +{
> (...)
> +static void writepages_done(struct osd_request *or, void *p)
> +{
> + struct page_collect *pcol = p;
> + struct bio_vec *bvec;
> + int i;
> + u64 resid;
> + u64 good_bytes;
> + u64 length = 0;
> +
> + int ret = exofs_check_ok_resid(or, NULL, &resid);
> +
> + osd_end_request(or);
> + atomic_dec(&pcol->sbi->s_curr_pending);
> +
> + if (likely(!ret))
> + good_bytes = pcol->length;
> + else if (ret && !resid)
> + good_bytes = 0;
> + else
> + good_bytes = pcol->length - resid;
Ret check again.
> (...)
> +
> +int write_exec(struct page_collect *pcol)
Too generic name.
> (...)
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