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Message-id: <29247639.448531406016725460.JavaMail.weblogic@epml02> Date: Tue, 22 Jul 2014 08:12:06 +0000 (GMT) From: Eunbong Song <eunb.song@...sung.com> To: Chanho Min <chanho.min@....com>, "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org> Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "hyojun.im@....com" <hyojun.im@....com> Subject: Re: RE: [PATCH] lib : lz4 using put_unaligned_le16 instead of put_unaligned Hello. >Can you check if this patch fix your problem also? Unfortunately your patch does not fix my problem. My test logs are as follow. I did the same test with lzo compression algorithm and with my patch, and these work well. debug_shell:/user> echo 1 > /sys/block/zram0/reset debug_shell:/user> echo lz4 > /sys/block/zram0/comp_algorithm debug_shell:/user> echo 520M > /sys/block/zram0/disksize debug_shell:/user> mkfs.ext4 /dev/zram0 mke2fs 1.41.4 (27-Jan-2009) Filesystem label= OS type: Linux Block size=4096 (log=2) Fragment size=4096 (log=2) 33280 inodes, 133120 blocks 6656 blocks (5.00%) reserved for the super user First data block=0 Maximum filesystem blocks=138412032 5 block groups 32768 blocks per group, 32768 fragments per group 6656 inodes per group Superblock backups stored on blocks: 32768, 98304 Writing inode tables: done Creating journal (4096 blocks): done Writing superblocks and filesystem accounting information: done This filesystem will be automatically checked every 25 mounts or 180 days, whichever comes first. Use tune2fs -c or -i to override. debug_shell:/user> mount /dev/zram0 /mnt/ EXT4-fs (zram0): unsupported inode size: 272 mount: wrong fs type, bad option, bad superblock on /dev/zram0, missing codepage or helper program, or other error In some cases useful info is found in syslog - try dmesg | tail or so Thanks
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