Hi Pual, Thank you for your review,
Good point. It does not need to be enabled globally. I'll send a v2 using the separately packaged util-linux-findfs as a runtime dependency of initramfs-module-udev, leaving the default BusyBox configuration unchanged. Thanks Wenwen ________________________________ From: Paul Barker <[email protected]> Sent: Thursday, August 27, 2026 21:04 To: Wenwen Fu <[email protected]>; [email protected] <[email protected]> Subject: Re: [PATCH] initramfs-framework: support LABEL with root-only udev trigger WARNING: This email originated from outside of Qualcomm. Please be wary of any links or attachments, and do not enable macros. On Wed, 2026-08-26 at 17:25 +0800, Wenwen Fu wrote: > Filesystem labels are not available in kernel uevents. Enable the > BusyBox findfs applet and use it to resolve root=LABEL= to a device. > Read the kernel-provided PARTUUID from sysfs and trigger only that > partition. Fall back to the full trigger when the label cannot be > resolved safely. > > Signed-off-by: Wenwen Fu <[email protected]> > --- > meta/recipes-core/busybox/busybox/defconfig | 2 +- > .../initrdscripts/initramfs-framework/udev | 12 ++++++++++++ > 2 files changed, 13 insertions(+), 1 deletion(-) > > diff --git a/meta/recipes-core/busybox/busybox/defconfig > b/meta/recipes-core/busybox/busybox/defconfig > index 1f4b5e3d1e..a282370a8f 100644 > --- a/meta/recipes-core/busybox/busybox/defconfig > +++ b/meta/recipes-core/busybox/busybox/defconfig > @@ -634,7 +634,7 @@ CONFIG_FEATURE_FDISK_WRITABLE=y > # CONFIG_FEATURE_OSF_LABEL is not set > # CONFIG_FEATURE_GPT_LABEL is not set > # CONFIG_FEATURE_FDISK_ADVANCED is not set > -# CONFIG_FINDFS is not set > +CONFIG_FINDFS=y Does this really need enabling in the defconfig, i.e. for all users? We try to keep the default busybox configuration small. Best regards, -- Paul Barker
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