1、背景介绍
最近为了使用PCIe驱动,对Linux内核进行了升级,目前ZYNQ发布的最新版内核为2017.4(对应内核版本4.9),升级虽然解决了PCIe驱动问题,但却引入了另一个奇怪的问题-挂载JFFS2文件系统时会出现如下错误:
jffs2: jffs2_scan_eraseblock(): Node at 0x0000225c {0x1985, 0xe002, 0xe002e002) has invalid CRC 0x84d1586d (calculated 0x1d56aca6)
jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00002260: 0xe002 instead
jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00002264: 0x586d instead
jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00002268: 0x0002 instead
jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0000226c: 0x05b4 instead
jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00002270: 0x81a4 ins