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author | Jens Axboe <jens.axboe@oracle.com> | 2007-10-22 20:01:06 +0200 |
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committer | Jens Axboe <jens.axboe@oracle.com> | 2007-10-22 21:20:03 +0200 |
commit | d6ec084200c37683278c821338f74ddf21ab80f5 (patch) | |
tree | 931a112061e3a861768384b8b6ea20fdd35bd41b /lib/Kconfig.debug | |
parent | 18dabf473e15850c0dbc8ff13ac1e2806d542c15 (diff) | |
download | kernel_samsung_tuna-d6ec084200c37683278c821338f74ddf21ab80f5.zip kernel_samsung_tuna-d6ec084200c37683278c821338f74ddf21ab80f5.tar.gz kernel_samsung_tuna-d6ec084200c37683278c821338f74ddf21ab80f5.tar.bz2 |
Add CONFIG_DEBUG_SG sg validation
Add a Kconfig entry which will toggle some sanity checks on the sg
entry and tables.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r-- | lib/Kconfig.debug | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index c567f21..1faa508 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -389,6 +389,16 @@ config DEBUG_LIST If unsure, say N. +config DEBUG_SG + bool "Debug SG table operations" + depends on DEBUG_KERNEL + help + Enable this to turn on checks on scatter-gather tables. This can + help find problems with drivers that do not properly initialize + their sg tables. + + If unsure, say N. + config FRAME_POINTER bool "Compile the kernel with frame pointers" depends on DEBUG_KERNEL && (X86 || CRIS || M68K || M68KNOMMU || FRV || UML || S390 || AVR32 || SUPERH || BFIN) |