Messages in this thread Patch in this message | | | Date | Fri, 6 Jan 2006 11:33:07 +0900 | Subject | [PATCH 1/2] kdump: add dmesg gdbmacro into document | From | (Akinobu Mita) |
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Add gdb macro which print the kernel ring buffer into kdump docs
Signed-off-by: Akinobu Mita <mita@miraclelinux.com>
--- 2.6/Documentation/kdump/gdbmacros.txt.orig 2006-01-06 10:47:06.000000000 +0900 +++ 2.6/Documentation/kdump/gdbmacros.txt 2006-01-06 10:47:46.000000000 +0900 @@ -177,3 +177,25 @@ document trapinfo 'trapinfo <pid>' will tell you by which trap & possibly addresthe kernel paniced. end + + +define dmesg + set $i = 0 + set $end_idx = (log_end - 1) & (log_buf_len - 1) + + while ($i < logged_chars) + set $idx = (log_end - 1 - logged_chars + $i) & (log_buf_len - 1) + + if ($idx + 100 <= $end_idx) || \ + ($end_idx <= $idx && $idx + 100 < log_buf_len) + printf "%.100s", &log_buf[$idx] + set $i = $i + 100 + else + printf "%c", log_buf[$idx] + set $i = $i + 1 + end + end +end +document dmesg + print the kernel ring buffer +end - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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