Date: Wed, 5 Apr 2017 12:10:02 +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: r316521 - head/sys/compat/linuxkpi/common/include/linux Message-ID: <201704051210.v35CA2Wu044964@repo.freebsd.org>
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Author: hselasky Date: Wed Apr 5 12:10:02 2017 New Revision: 316521 URL: https://svnweb.freebsd.org/changeset/base/316521 Log: Implement down_write_killable() in the LinuxKPI. MFC after: 1 week Sponsored by: Mellanox Technologies Modified: head/sys/compat/linuxkpi/common/include/linux/rwsem.h Modified: head/sys/compat/linuxkpi/common/include/linux/rwsem.h ============================================================================== --- head/sys/compat/linuxkpi/common/include/linux/rwsem.h Wed Apr 5 08:25:22 2017 (r316520) +++ head/sys/compat/linuxkpi/common/include/linux/rwsem.h Wed Apr 5 12:10:02 2017 (r316521) @@ -47,6 +47,7 @@ struct rw_semaphore { #define up_read(_rw) sx_sunlock(&(_rw)->sx) #define down_read_trylock(_rw) !!sx_try_slock(&(_rw)->sx) #define down_write_trylock(_rw) !!sx_try_xlock(&(_rw)->sx) +#define down_write_killable(_rw) !!sx_xlock_sig(&(_rw)->sx) #define downgrade_write(_rw) sx_downgrade(&(_rw)->sx) #define down_read_nested(_rw, _sc) down_read(_rw) #define init_rwsem(_rw) linux_init_rwsem(_rw, rwsem_name("lnxrwsem"))
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