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authorMichael Witten <mfwitten@gmail.com>2011-04-17 04:08:48 +0000
committerJiri Kosina <jkosina@suse.cz>2011-09-15 14:07:03 +0200
commite809ab01013dfd905004f7e367978141c5dfc49d (patch)
treef7216401082575b7e93b82604077970135c0365e /lib
parent2fe038e33c3921512f5450e113c263a772939f4c (diff)
downloadlinux-e809ab01013dfd905004f7e367978141c5dfc49d.tar.gz
Kconfig: Copyedit: DEBUG_SECTION_MISMATCH
Signed-off-by: Michael Witten <mfwitten@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig.debug38
1 files changed, 19 insertions, 19 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 1b11409b5f5..d0324986a3b 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -117,31 +117,31 @@ config DEBUG_SECTION_MISMATCH
help
The section mismatch analysis checks if there are illegal
references from one section to another section.
- Linux will during link or during runtime drop some sections
- and any use of code/data previously in these sections will
+ During linktime or runtime, some sections are dropped;
+ any use of code/data previously in these sections would
most likely result in an oops.
- In the code functions and variables are annotated with
- __init, __devinit etc. (see full list in include/linux/init.h)
+ In the code, functions and variables are annotated with
+ __init, __devinit, etc. (see the full list in include/linux/init.h),
which results in the code/data being placed in specific sections.
- The section mismatch analysis is always done after a full
- kernel build but enabling this option will in addition
- do the following:
- - Add the option -fno-inline-functions-called-once to gcc
- When inlining a function annotated __init in a non-init
- function we would lose the section information and thus
+ The section mismatch analysis is always performed after a full
+ kernel build, and enabling this option causes the following
+ additional steps to occur:
+ - Add the option -fno-inline-functions-called-once to gcc commands.
+ When inlining a function annotated with __init in a non-init
+ function, we would lose the section information and thus
the analysis would not catch the illegal reference.
- This option tells gcc to inline less but will also
- result in a larger kernel.
- - Run the section mismatch analysis for each module/built-in.o
- When we run the section mismatch analysis on vmlinux.o we
+ This option tells gcc to inline less (but it does result in
+ a larger kernel).
+ - Run the section mismatch analysis for each module/built-in.o file.
+ When we run the section mismatch analysis on vmlinux.o, we
lose valueble information about where the mismatch was
introduced.
Running the analysis for each module/built-in.o file
- will tell where the mismatch happens much closer to the
- source. The drawback is that we will report the same
- mismatch at least twice.
- - Enable verbose reporting from modpost to help solving
- the section mismatches reported.
+ tells where the mismatch happens much closer to the
+ source. The drawback is that the same mismatch is
+ reported at least twice.
+ - Enable verbose reporting from modpost in order to help resolve
+ the section mismatches that are reported.
config DEBUG_KERNEL
bool "Kernel debugging"