diff options
Diffstat (limited to 'block/blk-integrity.c')
| -rw-r--r-- | block/blk-integrity.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/block/blk-integrity.c b/block/blk-integrity.c index c7508654faff..7a96f57ed195 100644 --- a/block/blk-integrity.c +++ b/block/blk-integrity.c @@ -289,6 +289,14 @@ static ssize_t integrity_tag_size_show(struct blk_integrity *bi, char *page) return sprintf(page, "0\n"); } +static ssize_t integrity_interval_show(struct blk_integrity *bi, char *page) +{ + if (bi != NULL) + return sprintf(page, "%u\n", 1 << bi->interval_exp); + else + return sprintf(page, "0\n"); +} + static ssize_t integrity_verify_store(struct blk_integrity *bi, const char *page, size_t count) { @@ -343,6 +351,11 @@ static struct integrity_sysfs_entry integrity_tag_size_entry = { .show = integrity_tag_size_show, }; +static struct integrity_sysfs_entry integrity_interval_entry = { + .attr = { .name = "protection_interval_bytes", .mode = S_IRUGO }, + .show = integrity_interval_show, +}; + static struct integrity_sysfs_entry integrity_verify_entry = { .attr = { .name = "read_verify", .mode = S_IRUGO | S_IWUSR }, .show = integrity_verify_show, @@ -363,6 +376,7 @@ static struct integrity_sysfs_entry integrity_device_entry = { static struct attribute *integrity_attrs[] = { &integrity_format_entry.attr, &integrity_tag_size_entry.attr, + &integrity_interval_entry.attr, &integrity_verify_entry.attr, &integrity_generate_entry.attr, &integrity_device_entry.attr, |