[PATCH] Documentation/BUG-HUNTING whitespace cleanup

From: Clemens Koller
Date: Mon Dec 03 2007 - 08:33:34 EST


Just a little whitespace cleanup patch for Documentation/BUG-HUNTING.

Signed-off-by: Clemens Koller <clemens.koller@xxxxxxxxxxx>

--
Clemens Koller
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diff --git a/Documentation/BUG-HUNTING b/Documentation/BUG-HUNTING
index 35f5bd2..a41cb24 100644
--- a/Documentation/BUG-HUNTING
+++ b/Documentation/BUG-HUNTING
@@ -53,7 +53,7 @@ Finding it the old way

[Sat Mar 2 10:32:33 PST 1996 KERNEL_BUG-HOWTO lm@xxxxxxx (Larry McVoy)]

-This is how to track down a bug if you know nothing about kernel hacking.
+This is how to track down a bug if you know nothing about kernel hacking.
It's a brute force approach but it works pretty well.

You need:
@@ -66,12 +66,12 @@ You will then do:

. Rebuild a revision that you believe works, install, and verify that.
. Do a binary search over the kernels to figure out which one
- introduced the bug. I.e., suppose 1.3.28 didn't have the bug, but
+ introduced the bug. I.e., suppose 1.3.28 didn't have the bug, but
you know that 1.3.69 does. Pick a kernel in the middle and build
that, like 1.3.50. Build & test; if it works, pick the mid point
between .50 and .69, else the mid point between .28 and .50.
. You'll narrow it down to the kernel that introduced the bug. You
- can probably do better than this but it gets tricky.
+ can probably do better than this but it gets tricky.

. Narrow it down to a subdirectory

@@ -81,27 +81,27 @@ You will then do:
directories:

Copy the non-working directory next to the working directory
- as "dir.63".
+ as "dir.63".
One directory at time, try moving the working directory to
- "dir.62" and mv dir.63 dir"time, try
+ "dir.62" and mv dir.63 dir"time, try

mv dir dir.62
mv dir.63 dir
find dir -name '*.[oa]' -print | xargs rm -f

And then rebuild and retest. Assuming that all related
- changes were contained in the sub directory, this should
- isolate the change to a directory.
+ changes were contained in the sub directory, this should
+ isolate the change to a directory.

Problems: changes in header files may have occurred; I've
- found in my case that they were self explanatory - you may
+ found in my case that they were self explanatory - you may
or may not want to give up when that happens.

. Narrow it down to a file

- You can apply the same technique to each file in the directory,
- hoping that the changes in that file are self contained.
-
+ hoping that the changes in that file are self contained.
+
. Narrow it down to a routine

- You can take the old file and the new file and manually create
@@ -130,7 +130,6 @@ You will then do:
that makes the difference.

Finally, you take all the info that you have, kernel revisions, bug
-description, the extent to which you have narrowed it down, and pass
that off to whomever you believe is the maintainer of that section.
A post to linux.dev.kernel isn't such a bad idea if you've done some
work to narrow it down.