最近遇到一个问题,项目初期阶段,刚开机串口输入输出都正常,高通平台Android O kernel 3.18跑起来大概30-40s串口没有打印输出了,只有输入, eng/userdebug/user都一样。先看kernel log:[ 4.891514] msm_hsl_console_setup: console setup on port #0
[ 4.8...阅读全文
内核版本3.18, 内存回收和内存分配连在一起的, 了解下:what is order in mm:mel gorman's book:the allocator maintains blocks of free pages where each block is a power of two number of pages. The exponent for the p...阅读全文
提交过程step1: get the right branch可以参考 MAINTAINERS文件,可能不对,直接看git.kernel.org, 注意git pull到最新step2: generate one patchgit format-patch -1 commit_idcover-letter给一次提交多个用step3: check patch$ ./scri...阅读全文
家里的nas/linaro上装个发内核补丁环境, rpi远程。Can't locate Net/SMTP/SSL.pm in @INC要安装下面这个包sudo apt-get install libnet-smtp-ssl-perl安装完后有下面这个错误Send this email? ([y]es|[n]o|[q]uit|[a]ll): a
Password:
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