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path: root/drivers/block/aoe/aoechr.c
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-rw-r--r--drivers/block/aoe/aoechr.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/block/aoe/aoechr.c b/drivers/block/aoe/aoechr.c
index f1124664c5c9..1bc85aa2271f 100644
--- a/drivers/block/aoe/aoechr.c
+++ b/drivers/block/aoe/aoechr.c
@@ -15,6 +15,7 @@ enum {
15 MINOR_DISCOVER, 15 MINOR_DISCOVER,
16 MINOR_INTERFACES, 16 MINOR_INTERFACES,
17 MINOR_REVALIDATE, 17 MINOR_REVALIDATE,
18 MINOR_FLUSH,
18 MSGSZ = 2048, 19 MSGSZ = 2048,
19 NMSG = 100, /* message backlog to retain */ 20 NMSG = 100, /* message backlog to retain */
20}; 21};
@@ -43,6 +44,7 @@ static struct aoe_chardev chardevs[] = {
43 { MINOR_DISCOVER, "discover" }, 44 { MINOR_DISCOVER, "discover" },
44 { MINOR_INTERFACES, "interfaces" }, 45 { MINOR_INTERFACES, "interfaces" },
45 { MINOR_REVALIDATE, "revalidate" }, 46 { MINOR_REVALIDATE, "revalidate" },
47 { MINOR_FLUSH, "flush" },
46}; 48};
47 49
48static int 50static int
@@ -158,6 +160,9 @@ aoechr_write(struct file *filp, const char __user *buf, size_t cnt, loff_t *offp
158 break; 160 break;
159 case MINOR_REVALIDATE: 161 case MINOR_REVALIDATE:
160 ret = revalidate(buf, cnt); 162 ret = revalidate(buf, cnt);
163 break;
164 case MINOR_FLUSH:
165 ret = aoedev_flush(buf, cnt);
161 } 166 }
162 if (ret == 0) 167 if (ret == 0)
163 ret = cnt; 168 ret = cnt;