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asomers 618fee7479 fusefs: convert debug printfs into dtrace probes
fuse(4) was heavily instrumented with debug printf statements that could
only be enabled with compile-time flags. They fell into three basic groups:

1. Totally redundant with dtrace FBT probes. These I deleted.
2. Print textual information, usually error messages. These I converted to
   SDT probes of the form fuse:fuse:FILE:trace. They work just like the old
   printf statements except they can be enabled at runtime with dtrace. They
   can be filtered by FILE and/or by priority.
3. More complicated probes that print detailed information. These I
   converted into ad-hoc SDT probes.

Also, de-inline fuse_internal_cache_attrs.  It's big enough to be a regular
function, and this way it gets a dtrace FBT probe.

This commit is a merge of r345304, r344914, r344703, and r344664 from
projects/fuse2.

Reviewed by:	cem
MFC after:	2 weeks
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D19667
2019-03-29 02:13:06 +00:00
bin .Xr trim(8) from dd(1). 2019-03-26 15:44:06 +00:00
cddl Ensure that we use a 64-bit value for the last mmap() argument. 2019-03-20 23:35:15 +00:00
contrib readelf: add newline after dumping dynamic FLAGS / FLAGS_1 2019-03-28 17:30:47 +00:00
crypto Add workaround for a QoS-related bug in VMWare Workstation. 2019-03-27 15:17:29 +00:00
etc Compile and install most of the googletest examples 2019-03-11 19:50:44 +00:00
gnu Apply WITH_PIE changes to other binutils components 2019-03-25 01:18:26 +00:00
include Add verifying manifest loader for mac_veriexec 2019-02-26 06:17:23 +00:00
kerberos5 Add WITH_PIE knob to build Position Independent Executables 2019-02-15 22:22:38 +00:00
lib Fix VGLLine() in depths > 8. 2019-03-28 14:21:22 +00:00
libexec revert r341429 "disable BIND_NOW in libc, libthr, and rtld" 2019-03-28 02:12:32 +00:00
release Bump the IMAGE_SIZE for arm64 SoC images to prevent failures due 2019-03-21 14:17:55 +00:00
rescue rescue: set NO_SHARED in Makefile 2018-11-19 22:18:18 +00:00
sbin Distinguish between lseek errors and read errores. 2019-03-28 18:20:47 +00:00
secure Add workaround for a QoS-related bug in VMWare Workstation. 2019-03-27 15:17:29 +00:00
share Spam CXXFLAGS with -I${DESTDIR}/usr/include/private, instead of GTEST_CXXFLAGS 2019-03-28 17:22:31 +00:00
stand stand: remove CLANG_NO_IAS from zfsldr 2019-03-26 20:32:05 +00:00
sys fusefs: convert debug printfs into dtrace probes 2019-03-29 02:13:06 +00:00
targets retire LINKER_FEATURES filter flag 2018-11-12 20:44:22 +00:00
tests Skip this test if if_tap module is not available 2019-03-28 16:17:33 +00:00
tools revert r302146: makeroot: zero out subsecond component of time= keywords 2019-03-27 17:28:23 +00:00
usr.bin dtc(1): Update to 1a79f5f26631 2019-03-28 03:48:51 +00:00
usr.sbin Make the "KB/s" field one character shorter (by reducing the precision) 2019-03-28 20:16:19 +00:00
.arcconfig callsign isn't required anymore 2016-09-29 06:19:45 +00:00
.arclint arc lint: ignore /tests/ in chmod 2017-12-19 03:38:06 +00:00
.gitattributes MK_ZFS -> {MK_ZFS|MK_LOADER_ZFS}, this is so we can diable userland / kernel 2019-01-05 22:45:20 +00:00
.gitignore Ignore _.universe-toolchain file. 2018-07-01 13:50:37 +00:00
COPYRIGHT Happy New Year 2019! 2019-01-01 00:25:25 +00:00
LOCKS LOCKS: update current locks 2018-06-09 03:08:04 +00:00
MAINTAINERS Update maintainers for libunwind and lldb. 2019-03-16 13:26:42 +00:00
Makefile Update comment about 'universe' disk usage 2018-11-10 19:09:48 +00:00
Makefile.inc1 pkgbase: Use uname as ABI_FILE 2019-03-27 17:55:39 +00:00
Makefile.libcompat Use ...-freebsd13.0 in -target strings. 2018-11-12 16:55:20 +00:00
Makefile.sys.inc AUTO_OBJ: For all top-level targets enforce using an OBJDIR. 2017-12-05 21:29:47 +00:00
ObsoleteFiles.inc Set tentative merge date, and bump __FreeBSD_version. 2019-03-04 19:23:11 +00:00
README README: add generic notes about GENERIC and NOTES 2018-06-17 19:44:24 +00:00
README.md README: add generic notes about GENERIC and NOTES 2018-06-17 19:44:24 +00:00
UPDATING Add UPDATING note for geom_uzip(4)/xz, and bump geom_uzip(4) man page date. 2019-03-23 10:13:01 +00:00

FreeBSD Source:

This is the top level of the FreeBSD source directory. This file was last revised on: FreeBSD

FreeBSD is an operating system used to power modern servers, desktops, and embedded platforms. A large community has continually developed it for more than thirty years. Its advanced networking, security, and storage features have made FreeBSD the platform of choice for many of the busiest web sites and most pervasive embedded networking and storage devices.

For copyright information, please see the file COPYRIGHT in this directory. Additional copyright information also exists for some sources in this tree - please see the specific source directories for more information.

The Makefile in this directory supports a number of targets for building components (or all) of the FreeBSD source tree. See build(7), config(8), https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/makeworld.html, and https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig.html for more information, including setting make(1) variables.

Source Roadmap:

bin		System/user commands.

cddl		Various commands and libraries under the Common Development
		and Distribution License.

contrib		Packages contributed by 3rd parties.

crypto		Cryptography stuff (see crypto/README).

etc		Template files for /etc.

gnu		Various commands and libraries under the GNU Public License.
		Please see gnu/COPYING* for more information.

include		System include files.

kerberos5	Kerberos5 (Heimdal) package.

lib		System libraries.

libexec		System daemons.

release		Release building Makefile & associated tools.

rescue		Build system for statically linked /rescue utilities.

sbin		System commands.

secure		Cryptographic libraries and commands.

share		Shared resources.

stand		Boot loader sources.

sys		Kernel sources.

sys/<arch>/conf Kernel configuration files. GENERIC is the configuration
		used in release builds. NOTES contains documentation of
		all possible entries.

tests		Regression tests which can be run by Kyua.  See tests/README
		for additional information.

tools		Utilities for regression testing and miscellaneous tasks.

usr.bin		User commands.

usr.sbin	System administration commands.

For information on synchronizing your source tree with one or more of the FreeBSD Project's development branches, please see:

https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/current-stable.html