Date: Sun, 4 Mar 2018 18:10:19 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r330389 - head/sys/compat/linuxkpi/common/include/linux Message-ID: <201803041810.w24IAJs5082863@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: hselasky Date: Sun Mar 4 18:10:18 2018 New Revision: 330389 URL: https://svnweb.freebsd.org/changeset/base/330389 Log: Implement for_each_clear_bit() function macro in the LinuxKPI. MFC after: 1 week Submitted by: Johannes Lundberg <johalun0@gmail.com> Sponsored by: Mellanox Technologies Sponsored by: Limelight Networks Modified: head/sys/compat/linuxkpi/common/include/linux/bitops.h Modified: head/sys/compat/linuxkpi/common/include/linux/bitops.h ============================================================================== --- head/sys/compat/linuxkpi/common/include/linux/bitops.h Sun Mar 4 18:08:21 2018 (r330388) +++ head/sys/compat/linuxkpi/common/include/linux/bitops.h Sun Mar 4 18:10:18 2018 (r330389) @@ -390,6 +390,10 @@ done: (bit) < (size); \ (bit) = find_next_bit((addr), (size), (bit) + 1)) +#define for_each_clear_bit(bit, addr, size) \ + for ((bit) = find_first_zero_bit((addr), (size)); \ + (bit) < (size); \ + (bit) = find_next_zero_bit((addr), (size), (bit) + 1)) static inline uint64_t sign_extend64(uint64_t value, int index)
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201803041810.w24IAJs5082863>