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author	mmacy <mmacy@FreeBSD.org>
	Wed, 9 May 2018 18:47:24 +0000 (18:47 +0000)
committer	mmacy <mmacy@FreeBSD.org>
	Wed, 9 May 2018 18:47:24 +0000 (18:47 +0000)
commit	a0bd5d3d7ffae2d09d6ae3cb12bed3ca80e88928
tree	40c405d5c0a6545e7dfd7beb64dc7e5076f7b644	tree \| snapshot
parent	30ea5a6d01866893beeae96a18ed025791acee96	commit \| diff

Eliminate the overhead of gratuitous repeated reinitialization of cap_rights

- Add macros to allow preinitialization of cap_rights_t.

- Convert most commonly used code paths to use preinitialized cap_rights_t.
A 3.6% speedup in fstat was measured with this change.

Reported by: mjg
Reviewed by: oshogbo
Approved by: sbruno
MFC after: 1 month

30 files changed:

sys/cddl/compat/opensolaris/sys/file.h		diff \| blob \| history
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c		diff \| blob \| history
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_onexit.c		diff \| blob \| history
sys/compat/cloudabi/cloudabi_file.c		diff \| blob \| history
sys/compat/linux/linux_event.c		diff \| blob \| history
sys/compat/linux/linux_file.c		diff \| blob \| history
sys/compat/linux/linux_ioctl.c		diff \| blob \| history
sys/compat/linux/linux_mmap.c		diff \| blob \| history
sys/compat/linux/linux_socket.c		diff \| blob \| history
sys/compat/linux/linux_stats.c		diff \| blob \| history
sys/compat/linuxkpi/common/include/linux/file.h		diff \| blob \| history
sys/dev/filemon/filemon.c		diff \| blob \| history
sys/dev/hwpmc/hwpmc_logging.c		diff \| blob \| history
sys/fs/fdescfs/fdesc_vnops.c		diff \| blob \| history
sys/fs/fuse/fuse_vfsops.c		diff \| blob \| history
sys/kern/kern_descrip.c		diff \| blob \| history
sys/kern/kern_event.c		diff \| blob \| history
sys/kern/kern_exec.c		diff \| blob \| history
sys/kern/kern_sendfile.c		diff \| blob \| history
sys/kern/kern_sig.c		diff \| blob \| history
sys/kern/subr_capability.c		diff \| blob \| history
sys/kern/sys_generic.c		diff \| blob \| history
sys/kern/sys_procdesc.c		diff \| blob \| history
sys/kern/uipc_mqueue.c		diff \| blob \| history
sys/kern/uipc_sem.c		diff \| blob \| history
sys/kern/uipc_syscalls.c		diff \| blob \| history
sys/kern/vfs_aio.c		diff \| blob \| history
sys/kern/vfs_syscalls.c		diff \| blob \| history
sys/netsmb/smb_dev.c		diff \| blob \| history
sys/sys/capsicum.h		diff \| blob \| history

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