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| author | David S. Miller <davem@davemloft.net> | 2010-04-03 15:49:14 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-04-03 15:49:14 -0700 |
| commit | 87e8b821ed8db3dab03d96cd542e29666bf210aa (patch) | |
| tree | 0027060473aafbbb125655ba027319c8a1a665fc /arch/parisc/Kconfig.debug | |
| parent | 33cd9dfa3a13e3d8e41aef225a9f98169816723b (diff) | |
| parent | 5e11611a5d22252f3f9c169a3c9377eac0c32033 (diff) | |
| download | blackbird-op-linux-87e8b821ed8db3dab03d96cd542e29666bf210aa.tar.gz blackbird-op-linux-87e8b821ed8db3dab03d96cd542e29666bf210aa.zip | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'arch/parisc/Kconfig.debug')
| -rw-r--r-- | arch/parisc/Kconfig.debug | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/parisc/Kconfig.debug b/arch/parisc/Kconfig.debug index bc989e522a04..7305ac8f7f5b 100644 --- a/arch/parisc/Kconfig.debug +++ b/arch/parisc/Kconfig.debug @@ -12,4 +12,18 @@ config DEBUG_RODATA portion of the kernel code won't be covered by a TLB anymore. If in doubt, say "N". +config DEBUG_STRICT_USER_COPY_CHECKS + bool "Strict copy size checks" + depends on DEBUG_KERNEL && !TRACE_BRANCH_PROFILING + ---help--- + Enabling this option turns a certain set of sanity checks for user + copy operations into compile time failures. + + The copy_from_user() etc checks are there to help test if there + are sufficient security checks on the length argument of + the copy operation, by having gcc prove that the argument is + within bounds. + + If unsure, or if you run an older (pre 4.4) gcc, say N. + endmenu |
