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From: Johannes Zink <j.zink@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>, distrokit@pengutronix.de
Cc: patchwork-jzi@pengutronix.de
Subject: Re: [DistroKit] [PATCH v2 2/4] v8a: kernel: enable initramfs in kernel config
Date: Fri, 9 Jun 2023 16:35:33 +0200	[thread overview]
Message-ID: <644b5d1d-bbe9-3032-e061-43aac159e321@pengutronix.de> (raw)
In-Reply-To: <b3383ed4-205c-4bbe-a670-dab993aaebdb@pengutronix.de>

Hi Ahmad,

On 6/9/23 15:32, Ahmad Fatoum wrote:
> On 09.06.23 12:28, Johannes Zink wrote:
>> Enable zstd compressed initramfs images for all v8a boards.
>> This allows to boot an initrd passed to the bootloader without touching
>> the rootfs on a blockdevice.
>>
>> Signed-off-by: Johannes Zink <j.zink@pengutronix.de>
>>
>> ---
>>
>> Changes:
>>
>> v1 -> v2:
>>   - as gzip generation was dropped in the previous patch, also drop it in
>>     the kernel initramfs config. Only zstd is supported for compressed
>>     initramfs now.
>> ---
>>   configs/platform-v8a/kernelconfig | 15 ++++++++++++---
>>   1 file changed, 12 insertions(+), 3 deletions(-)
>>
>> diff --git a/configs/platform-v8a/kernelconfig b/configs/platform-v8a/kernelconfig
>> index 3c0fed78de15..090c50b1dc50 100644
>> --- a/configs/platform-v8a/kernelconfig
>> +++ b/configs/platform-v8a/kernelconfig
>> @@ -205,7 +205,15 @@ CONFIG_NET_NS=y
>>   CONFIG_SCHED_AUTOGROUP=y
>>   # CONFIG_SYSFS_DEPRECATED is not set
>>   # CONFIG_RELAY is not set
>> -# CONFIG_BLK_DEV_INITRD is not set
>> +CONFIG_BLK_DEV_INITRD=y
> 
> Will probably need exception in configs/bsp.ref.

good catch, gonna add it in v3.

Johannes

> 
>> +CONFIG_INITRAMFS_SOURCE=""
>> +# CONFIG_RD_GZIP is not set
>> +# CONFIG_RD_BZIP2 is not set
>> +# CONFIG_RD_LZMA is not set
>> +# CONFIG_RD_XZ is not set
>> +# CONFIG_RD_LZO is not set
>> +# CONFIG_RD_LZ4 is not set
>> +CONFIG_RD_ZSTD=y
>>   # CONFIG_BOOT_CONFIG is not set
>>   # CONFIG_INITRAMFS_PRESERVE_MTIME is not set
>>   CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y
>> @@ -6163,9 +6171,9 @@ CONFIG_ZLIB_INFLATE=y
>>   CONFIG_ZLIB_DEFLATE=y
>>   CONFIG_LZO_COMPRESS=m
>>   CONFIG_LZO_DECOMPRESS=m
>> -CONFIG_ZSTD_COMMON=m
>> +CONFIG_ZSTD_COMMON=y
>>   CONFIG_ZSTD_COMPRESS=m
>> -CONFIG_ZSTD_DECOMPRESS=m
>> +CONFIG_ZSTD_DECOMPRESS=y
>>   CONFIG_XZ_DEC=y
>>   CONFIG_XZ_DEC_X86=y
>>   CONFIG_XZ_DEC_POWERPC=y
>> @@ -6176,6 +6184,7 @@ CONFIG_XZ_DEC_SPARC=y
>>   # CONFIG_XZ_DEC_MICROLZMA is not set
>>   CONFIG_XZ_DEC_BCJ=y
>>   # CONFIG_XZ_DEC_TEST is not set
>> +CONFIG_DECOMPRESS_ZSTD=y
>>   CONFIG_GENERIC_ALLOCATOR=y
>>   CONFIG_INTERVAL_TREE=y
>>   CONFIG_XARRAY_MULTI=y
>>
> 

-- 
Pengutronix e.K.                | Johannes Zink                  |
Steuerwalder Str. 21            | https://www.pengutronix.de/    |
31137 Hildesheim, Germany       | Phone: +49-5121-206917-0       |
Amtsgericht Hildesheim, HRA 2686| Fax:   +49-5121-206917-5555    |




  reply	other threads:[~2023-06-09 14:35 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-09 10:28 [DistroKit] [PATCH v2 0/4] enable uploading kernel, dtb and initramfs over fastboot and boot it on Rock3A Johannes Zink
2023-06-09 10:28 ` [DistroKit] [PATCH v2 1/4] v8a: enable initrd generation Johannes Zink
2023-06-09 13:30   ` Ahmad Fatoum
2023-06-09 10:28 ` [DistroKit] [PATCH v2 2/4] v8a: kernel: enable initramfs in kernel config Johannes Zink
2023-06-09 13:32   ` Ahmad Fatoum
2023-06-09 14:35     ` Johannes Zink [this message]
2023-06-09 14:48       ` Robert Schwebel
2023-06-09 10:28 ` [DistroKit] [PATCH v2 3/4] v8a: barebox: enable loading kernel, dtb and initrd via fastboot Johannes Zink
2023-06-09 13:35   ` Ahmad Fatoum
2023-06-09 14:38     ` Johannes Zink
2023-06-09 14:49       ` Robert Schwebel
2023-06-09 14:49       ` Ahmad Fatoum
2023-06-09 10:28 ` [DistroKit] [PATCH v2 4/4] v8a: barebox: add a boot target for fastboot loaded image files Johannes Zink
2023-06-09 13:36   ` Ahmad Fatoum
2023-06-09 13:29 ` [DistroKit] [PATCH v2 0/4] enable uploading kernel, dtb and initramfs over fastboot and boot it on Rock3A Ahmad Fatoum
2023-06-09 15:05   ` Johannes Zink

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