Date: Sun, 17 May 2020 20:14:49 +0000 (UTC) From: Emmanuel Vadot <manu@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r361140 - head/sys/compat/linuxkpi/common/include/linux Message-ID: <202005172014.04HKEnSc070578@repo.freebsd.org>
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Author: manu Date: Sun May 17 20:14:49 2020 New Revision: 361140 URL: https://svnweb.freebsd.org/changeset/base/361140 Log: linuxkpi: Add offsetofend macro This calculate the offset of the end of the member in the given struct. Needed by DRM in Linux v5.3 Sponsored-by: The FreeBSD Foudation Differential Revision: https://reviews.freebsd.org/D24849 Modified: head/sys/compat/linuxkpi/common/include/linux/kernel.h Modified: head/sys/compat/linuxkpi/common/include/linux/kernel.h ============================================================================== --- head/sys/compat/linuxkpi/common/include/linux/kernel.h Sun May 17 20:12:16 2020 (r361139) +++ head/sys/compat/linuxkpi/common/include/linux/kernel.h Sun May 17 20:14:49 2020 (r361140) @@ -462,6 +462,9 @@ kstrtobool_from_user(const char __user *s, size_t coun type __max2 = (y); \ __max1 > __max2 ? __max1 : __max2; }) +#define offsetofend(t, m) \ + (offsetof(t, m) + sizeof((((t *)0)->m))) + #define clamp_t(type, _x, min, max) min_t(type, max_t(type, _x, min), max) #define clamp(x, lo, hi) min( max(x,lo), hi) #define clamp_val(val, lo, hi) clamp_t(typeof(val), val, lo, hi)
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