From a2f344ec8496c8641e97e41e825f3bd464a45a6c Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Fri, 25 Sep 2009 14:10:29 +0000
Subject: [PATCH] kernel: if block2mtd does not find the device immediately,
use wait_for_device_probe() before trying again (should fix squashfs/jffs2
image boot issues), patch from #5216
SVN-Revision: 17720
---
.../patches-2.6.30/066-block2mtd_probe.patch | 10 ++++++++++
.../patches-2.6.31/066-block2mtd_probe.patch | 10 ++++++++++
2 files changed, 20 insertions(+)
create mode 100644 target/linux/generic-2.6/patches-2.6.30/066-block2mtd_probe.patch
create mode 100644 target/linux/generic-2.6/patches-2.6.31/066-block2mtd_probe.patch
diff --git a/target/linux/generic-2.6/patches-2.6.30/066-block2mtd_probe.patch b/target/linux/generic-2.6/patches-2.6.30/066-block2mtd_probe.patch
new file mode 100644
index 0000000000..3a42f35fb8
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.30/066-block2mtd_probe.patch
@@ -0,0 +1,10 @@
+--- a/drivers/mtd/devices/block2mtd.c
++++ b/drivers/mtd/devices/block2mtd.c
+@@ -268,6 +268,7 @@
+ /* We might not have rootfs mounted at this point. Try
+ to resolve the device name by other means. */
+
++ wait_for_device_probe();
+ dev_t devt = name_to_dev_t(dev->devname);
+ if (devt) {
+ bdev = open_by_devnum(devt, FMODE_WRITE | FMODE_READ);
diff --git a/target/linux/generic-2.6/patches-2.6.31/066-block2mtd_probe.patch b/target/linux/generic-2.6/patches-2.6.31/066-block2mtd_probe.patch
new file mode 100644
index 0000000000..3a42f35fb8
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.31/066-block2mtd_probe.patch
@@ -0,0 +1,10 @@
+--- a/drivers/mtd/devices/block2mtd.c
++++ b/drivers/mtd/devices/block2mtd.c
+@@ -268,6 +268,7 @@
+ /* We might not have rootfs mounted at this point. Try
+ to resolve the device name by other means. */
+
++ wait_for_device_probe();
+ dev_t devt = name_to_dev_t(dev->devname);
+ if (devt) {
+ bdev = open_by_devnum(devt, FMODE_WRITE | FMODE_READ);
--
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