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authorMartin Kelly <mkelly@xevo.com>2017-05-02 10:21:26 -0700
committerMartin Kelly <mkelly@xevo.com>2017-05-02 10:35:51 -0700
commit0c70d7729bd20308a42fcbec32599698841b2c25 (patch)
tree366b3136e4481875cf8afa9aae5604199b3af20b /getting-started/machines/R-Car-Starter-Kit-gen3.md
parent4e9dc8be544e2a107d35860d1a9852e16d60cc03 (diff)
r-car: boot with ro, not rw
Booting with ro is safer in the case of filesystem corruption because it prevents processes from writing to a broken filesystem before the kernel has a chance to fsck and then remount rw. For this reason, it seems to be the standard in other Linux distros. From my testing, I don't see any drawback to it. Signed-off-by: Martin Kelly <mkelly@xevo.com>
Diffstat (limited to 'getting-started/machines/R-Car-Starter-Kit-gen3.md')
-rw-r--r--getting-started/machines/R-Car-Starter-Kit-gen3.md6
1 files changed, 3 insertions, 3 deletions
diff --git a/getting-started/machines/R-Car-Starter-Kit-gen3.md b/getting-started/machines/R-Car-Starter-Kit-gen3.md
index e18de67..d7fbfd1 100644
--- a/getting-started/machines/R-Car-Starter-Kit-gen3.md
+++ b/getting-started/machines/R-Car-Starter-Kit-gen3.md
@@ -457,7 +457,7 @@ Follow the steps below to configure the boot from microSD card and to set screen
```
=> printenv
baudrate=115200
- bootargs=console=ttySC0,115200 root=/dev/mmcblk1p1 rootwait rw rootfstype=ext4
+ bootargs=console=ttySC0,115200 root=/dev/mmcblk1p1 rootwait ro rootfstype=ext4
bootcmd=run load_ker; run load_dtb; booti 0x48080000 - 0x48000000
bootdelay=3
fdt_high=0xffffffffffffffff
@@ -477,7 +477,7 @@ Follow the steps below to configure the boot from microSD card and to set screen
```
=> printenv
baudrate=115200
- bootargs=console=ttySC0,115200 root=/dev/mmcblk1p1 rootwait rw rootfstype=ext4
+ bootargs=console=ttySC0,115200 root=/dev/mmcblk1p1 rootwait ro rootfstype=ext4
bootcmd=run load_ker; run load_dtb; booti 0x48080000 - 0x48000000
bootdelay=3
fdt_high=0xffffffffffffffff
@@ -496,7 +496,7 @@ Follow the steps below to configure the boot from microSD card and to set screen
* If not, copy line by line:
```
-setenv bootargs console=ttySC0,115200 root=/dev/mmcblk1p1 rootwait rw rootfstype=ext4
+setenv bootargs console=ttySC0,115200 root=/dev/mmcblk1p1 rootwait ro rootfstype=ext4
setenv bootcmd run load_ker\; run load_dtb\; booti 0x48080000 - 0x48000000
setenv load_ker ext4load mmc 0:1 0x48080000 /boot/Image
```