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author | hselasky <hselasky@FreeBSD.org> | 2015-11-13 09:00:39 +0000 |
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committer | hselasky <hselasky@FreeBSD.org> | 2015-11-13 09:00:39 +0000 |
commit | 71f160e0193fee45242bebeff7f1282846e83d2c (patch) | |
tree | f4b73be856bb0f6f404e8650167bff3f0e6bcd1a /sys/compat | |
parent | ad846c8f474827a0eef9b92d18fb3d6c9251ef72 (diff) | |
download | FreeBSD-src-71f160e0193fee45242bebeff7f1282846e83d2c.zip FreeBSD-src-71f160e0193fee45242bebeff7f1282846e83d2c.tar.gz |
Add assert and note about the size of "unsigned long" inside the
LinuxKPI for the future.
Sponsored by: Mellanox Technologies
Diffstat (limited to 'sys/compat')
-rw-r--r-- | sys/compat/linuxkpi/common/src/linux_compat.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/src/linux_compat.c b/sys/compat/linuxkpi/common/src/linux_compat.c index f51329c..cc0479b 100644 --- a/sys/compat/linuxkpi/common/src/linux_compat.c +++ b/sys/compat/linuxkpi/common/src/linux_compat.c @@ -950,3 +950,11 @@ linux_compat_uninit(void *arg) kobject_kfree_name(&miscclass.kobj); } SYSUNINIT(linux_compat, SI_SUB_DRIVERS, SI_ORDER_SECOND, linux_compat_uninit, NULL); + +/* + * NOTE: Linux frequently uses "unsigned long" for pointer to integer + * conversion and vice versa, where in FreeBSD "uintptr_t" would be + * used. Assert these types have the same size, else some parts of the + * LinuxKPI may not work like expected: + */ +CTASSERT(sizeof(unsigned long) == sizeof(uintptr_t)); |