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-rw-r--r--block/blk-integrity.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/block/blk-integrity.c b/block/blk-integrity.c
index a7436ccc936b..1c6ba442cd91 100644
--- a/block/blk-integrity.c
+++ b/block/blk-integrity.c
@@ -307,6 +307,12 @@ static ssize_t integrity_generate_show(struct blk_integrity *bi, char *page)
return sprintf(page, "%d\n", (bi->flags & BLK_INTEGRITY_GENERATE) != 0);
}
+static ssize_t integrity_device_show(struct blk_integrity *bi, char *page)
+{
+ return sprintf(page, "%u\n",
+ (bi->flags & BLK_INTEGRITY_DEVICE_CAPABLE) != 0);
+}
+
static struct integrity_sysfs_entry integrity_format_entry = {
.attr = { .name = "format", .mode = S_IRUGO },
.show = integrity_format_show,
@@ -329,11 +335,17 @@ static struct integrity_sysfs_entry integrity_generate_entry = {
.store = integrity_generate_store,
};
+static struct integrity_sysfs_entry integrity_device_entry = {
+ .attr = { .name = "device_is_integrity_capable", .mode = S_IRUGO },
+ .show = integrity_device_show,
+};
+
static struct attribute *integrity_attrs[] = {
&integrity_format_entry.attr,
&integrity_tag_size_entry.attr,
&integrity_verify_entry.attr,
&integrity_generate_entry.attr,
+ &integrity_device_entry.attr,
NULL,
};