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block: cleanup queue_wc_store
Get rid of the local queue_wc_store variable and handling setting and clearing the QUEUE_FLAG_WC flag diretly instead the if / else if. Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20230707094239.107968-2-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
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@ -449,21 +449,13 @@ static ssize_t queue_wc_show(struct request_queue *q, char *page)
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static ssize_t queue_wc_store(struct request_queue *q, const char *page,
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size_t count)
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{
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int set = -1;
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if (!strncmp(page, "write back", 10))
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set = 1;
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blk_queue_flag_set(QUEUE_FLAG_WC, q);
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else if (!strncmp(page, "write through", 13) ||
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!strncmp(page, "none", 4))
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set = 0;
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if (set == -1)
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return -EINVAL;
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if (set)
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blk_queue_flag_set(QUEUE_FLAG_WC, q);
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else
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blk_queue_flag_clear(QUEUE_FLAG_WC, q);
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else
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return -EINVAL;
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return count;
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}
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