tree 32c11fb1062bb90f8a70bb4a3bd6b91a267a7724
parent 84e17b59c579accfdf89a4a074e5d2bc70d3b390
author Avery Pennarun <apenwarr@gmail.com> 1361498438 -0500
committer Avery Pennarun <apenwarr@gmail.com> 1361498511 -0500

dmesg: dynamically allocate dmesg buffer.

The previous version assumed the kernel dmesg buffer was 128k.  All
reasonably recent kernels can tell you the buffer size using a syscall, so
let's use that instead.

Change-Id: Ida692a4210e9c653e5455548f7b37609c1103abf