diff mbox series

[v2,4/6] disk: don't try search for partition type if already set

Message ID 20240325144148.3738195-5-avromanov@salutedevices.com
State New
Delegated to: Dario Binacchi
Headers show
Series Introduce UBI block device | expand

Commit Message

Alexey Romanov March 25, 2024, 2:41 p.m. UTC 
Block devices can already set partition type at initialization
stage, so, in this case is no point in searching for partition type.

Signed-off-by: Alexey Romanov <avromanov@salutedevices.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
---
 disk/part.c | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/disk/part.c b/disk/part.c
index 0fc5cc0419..362c9de609 100644
--- a/disk/part.c
+++ b/disk/part.c
@@ -285,6 +285,13 @@  void part_init(struct blk_desc *desc)
 
 	blkcache_invalidate(desc->uclass_id, desc->devnum);
 
+	if (desc->part_type != PART_TYPE_UNKNOWN) {
+		for (entry = drv; entry != drv + n_ents; entry++) {
+			if (entry->part_type == desc->part_type && !entry->test(desc))
+				return;
+		}
+	}
+
 	desc->part_type = PART_TYPE_UNKNOWN;
 	for (entry = drv; entry != drv + n_ents; entry++) {
 		int ret;