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-rw-r--r--fs/bio-integrity.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c
index 0bad24ddc2e7..0129b78a6908 100644
--- a/fs/bio-integrity.c
+++ b/fs/bio-integrity.c
@@ -114,6 +114,14 @@ void bio_integrity_free(struct bio *bio)
114} 114}
115EXPORT_SYMBOL(bio_integrity_free); 115EXPORT_SYMBOL(bio_integrity_free);
116 116
117static inline unsigned int bip_integrity_vecs(struct bio_integrity_payload *bip)
118{
119 if (bip->bip_slab == BIO_POOL_NONE)
120 return BIP_INLINE_VECS;
121
122 return bvec_nr_vecs(bip->bip_slab);
123}
124
117/** 125/**
118 * bio_integrity_add_page - Attach integrity metadata 126 * bio_integrity_add_page - Attach integrity metadata
119 * @bio: bio to update 127 * @bio: bio to update
@@ -129,7 +137,7 @@ int bio_integrity_add_page(struct bio *bio, struct page *page,
129 struct bio_integrity_payload *bip = bio->bi_integrity; 137 struct bio_integrity_payload *bip = bio->bi_integrity;
130 struct bio_vec *iv; 138 struct bio_vec *iv;
131 139
132 if (bip->bip_vcnt >= bvec_nr_vecs(bip->bip_slab)) { 140 if (bip->bip_vcnt >= bip_integrity_vecs(bip)) {
133 printk(KERN_ERR "%s: bip_vec full\n", __func__); 141 printk(KERN_ERR "%s: bip_vec full\n", __func__);
134 return 0; 142 return 0;
135 } 143 }
@@ -226,7 +234,8 @@ unsigned int bio_integrity_tag_size(struct bio *bio)
226} 234}
227EXPORT_SYMBOL(bio_integrity_tag_size); 235EXPORT_SYMBOL(bio_integrity_tag_size);
228 236
229int bio_integrity_tag(struct bio *bio, void *tag_buf, unsigned int len, int set) 237static int bio_integrity_tag(struct bio *bio, void *tag_buf, unsigned int len,
238 int set)
230{ 239{
231 struct bio_integrity_payload *bip = bio->bi_integrity; 240 struct bio_integrity_payload *bip = bio->bi_integrity;
232 struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev); 241 struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev);