Diffusion FreeBSD src repository - subversion rS333425

Eliminate the overhead of gratuitous repeated reinitialization of cap_rights
rS333425
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Description

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

Details

Provenance

mmacy

Authored on

Reviewer

oshogbo

Parents

rS333424: nda protocol rate reporting

Branches

Unknown

Tags

Unknown

Event Timeline

mmacy committed rS333425: Eliminate the overhead of gratuitous repeated reinitialization of cap_rights.May 9 2018, 6:47 PM

Changes (30)

Path

Size

head/

sys/

cddl/

compat/

opensolaris/

sys/

file.h

contrib/

opensolaris/

uts/

common/

fs/

zfs/

zfs_ioctl.c

zfs_onexit.c

compat/

cloudabi/

linux/

linuxkpi/

common/

include/

linux/

file.h

dev/

filemon/

filemon.c

hwpmc/

hwpmc_logging.c

fs/

fdescfs/

fuse/

kern/

netsmb/

sys/

rS333425

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head/sys/cddl/compat/opensolaris/sys/file.h

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head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c

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head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_onexit.c

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head/sys/compat/cloudabi/cloudabi_file.c

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head/sys/compat/linux/linux_event.c

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head/sys/compat/linux/linux_file.c

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head/sys/compat/linux/linux_ioctl.c

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head/sys/compat/linux/linux_mmap.c

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head/sys/compat/linux/linux_socket.c

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head/sys/compat/linux/linux_stats.c

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head/sys/compat/linuxkpi/common/include/linux/file.h

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head/sys/dev/filemon/filemon.c

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head/sys/dev/hwpmc/hwpmc_logging.c

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head/sys/fs/fdescfs/fdesc_vnops.c

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head/sys/fs/fuse/fuse_vfsops.c

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head/sys/kern/kern_descrip.c

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head/sys/kern/kern_event.c

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head/sys/kern/kern_exec.c

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head/sys/kern/kern_sendfile.c

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head/sys/kern/kern_sig.c

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head/sys/kern/subr_capability.c

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head/sys/kern/sys_generic.c

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head/sys/kern/sys_procdesc.c

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head/sys/kern/uipc_mqueue.c

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head/sys/kern/uipc_sem.c

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head/sys/kern/uipc_syscalls.c

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head/sys/kern/vfs_aio.c

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head/sys/kern/vfs_syscalls.c

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head/sys/netsmb/smb_dev.c

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Eliminate the overhead of gratuitous repeated reinitialization of cap_rightsrS333425Actions

Description

Details

Event Timeline

Changes (30)

rS333425

head/sys/cddl/compat/opensolaris/sys/file.h

head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c

head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_onexit.c

head/sys/compat/cloudabi/cloudabi_file.c

head/sys/compat/linux/linux_event.c

head/sys/compat/linux/linux_file.c

head/sys/compat/linux/linux_ioctl.c

head/sys/compat/linux/linux_mmap.c

head/sys/compat/linux/linux_socket.c

head/sys/compat/linux/linux_stats.c

head/sys/compat/linuxkpi/common/include/linux/file.h

head/sys/dev/filemon/filemon.c

head/sys/dev/hwpmc/hwpmc_logging.c

head/sys/fs/fdescfs/fdesc_vnops.c

head/sys/fs/fuse/fuse_vfsops.c

head/sys/kern/kern_descrip.c

head/sys/kern/kern_event.c

head/sys/kern/kern_exec.c

head/sys/kern/kern_sendfile.c

head/sys/kern/kern_sig.c

head/sys/kern/subr_capability.c

head/sys/kern/sys_generic.c

head/sys/kern/sys_procdesc.c

head/sys/kern/uipc_mqueue.c

head/sys/kern/uipc_sem.c

head/sys/kern/uipc_syscalls.c

head/sys/kern/vfs_aio.c

head/sys/kern/vfs_syscalls.c

head/sys/netsmb/smb_dev.c

head/sys/sys/capsicum.h

Eliminate the overhead of gratuitous repeated reinitialization of cap_rights
rS333425
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