In order to maximize the re-usability of kernel code in user space this
patch modifies makesyscalls.sh to prefix all of the non-compatibility
calls (e.g. not linux_, freebsd32_) with sys_ and updates

In order to maximize the re-usability of kernel code in user space this
patch modifies makesyscalls.sh to prefix all of the non-compatibility
calls (e.g. not linux_, freebsd32_) with sys_ and updates the kernel
entry points and all places in the code that use them. It also
fixes an additional name space collision between the kernel function
psignal and the libc function of the same name by renaming the kernel
psignal kern_psignal(). By introducing this change now we will ease future
MFCs that change syscalls.

Reviewed by: rwatson
Approved by: re (bz)

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IFC @ r225592

sys/dev/bvm/bvm_console.c - move up to the new alt-break order.

Integrate from head at r225316.

Delay the recursive decrement of pr_uref when jails are made invisible
but not removed; decrement it instead when the child jail actually
goes away. This avoids letting the counter go below zero in t

Delay the recursive decrement of pr_uref when jails are made invisible
but not removed; decrement it instead when the child jail actually
goes away. This avoids letting the counter go below zero in the case
where dying (pr_uref==0) jails are "resurrected", and an associated
KASSERT panic.

Submitted by: Steven Hartland
Approved by: re (bz)
MFC after: 1 week

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Integrate FreeBSD/head into projects/zfsd/head as of SVN revision 224870.

Always disable mount and unmount for jails with enforce_statfs==2.
A working statfs(2) is required for umount(8) in jail.

Reviewed by: pjd, kib
Approved by: re (kib)
MFC after: 2 weeks

This update changes the mnt_flag field in the mount structure from
32 bits to 64 bits and eliminates the unused mnt_xflag field. The
existing mnt_flag field is completely out of bits, so this update

This update changes the mnt_flag field in the mount structure from
32 bits to 64 bits and eliminates the unused mnt_xflag field. The
existing mnt_flag field is completely out of bits, so this update
gives us room to expand. Note that the f_flags field in the statfs
structure is already 64 bits, so the expanded mnt_flag field can
be exported without having to make any changes in the statfs structure.

Approved by: re (bz)

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IFC @ r224187

Integrate from Head into ZFSD feature branch as of revision r224141.

MFC

Add infrastructure to allow all frames/packets received on an interface
to be assigned to a non-default FIB instance.

You may need to recompile world or ports due to the change of struct ifnet.

Sub

Add infrastructure to allow all frames/packets received on an interface
to be assigned to a non-default FIB instance.

You may need to recompile world or ports due to the change of struct ifnet.

Submitted by: cjsp
Submitted by: Alexander V. Chernikov (melifaro ipfw.ru)
(original versions)
Reviewed by: julian
Reviewed by: Alexander V. Chernikov (melifaro ipfw.ru)
MFC after: 2 weeks
X-MFC: use spare in struct ifnet

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MFC

Change the way rctl interfaces with jails by introducing prison_racct
structure, which acts as a proxy between them. This makes jail rules
persistent, i.e. they can be added before jail gets created

Change the way rctl interfaces with jails by introducing prison_racct
structure, which acts as a proxy between them. This makes jail rules
persistent, i.e. they can be added before jail gets created, and they
don't disappear when the jail gets destroyed.

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Add rctl. It's used by racct to take user-configurable actions based
on the set of rules it maintains and the current resource usage. It also
privides userland API to manage that ruleset.

Sponsore

Add rctl. It's used by racct to take user-configurable actions based
on the set of rules it maintains and the current resource usage. It also
privides userland API to manage that ruleset.

Sponsored by: The FreeBSD Foundation
Reviewed by: kib (earlier version)

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Add racct. It's an API to keep per-process, per-jail, per-loginclass
and per-loginclass resource accounting information, to be used by the new
resource limits code. It's connected to the build, but

Add racct. It's an API to keep per-process, per-jail, per-loginclass
and per-loginclass resource accounting information, to be used by the new
resource limits code. It's connected to the build, but the code that
actually calls the new functions will come later.

Sponsored by: The FreeBSD Foundation
Reviewed by: kib (earlier version)

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- Merge changes to the base system to support OFED. These include
a wider arg2 for sysctl, updates to vlan code, IFT_INFINIBAND,
and other miscellaneous small features.

Merge svn+ssh://svn.freebsd.org/base/head@219553

Add two new system calls, setloginclass(2) and getloginclass(2). This makes
it possible for the kernel to track login class the process is assigned to,
which is required for RCTL. This change also

Add two new system calls, setloginclass(2) and getloginclass(2). This makes
it possible for the kernel to track login class the process is assigned to,
which is required for RCTL. This change also make setusercontext(3) call
setloginclass(2) and makes it possible to retrieve current login class using
id(1).

Reviewed by: kib (as part of a larger patch)

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Merge svn+ssh://svn.freebsd.org/base/head@218816

Add macro to test the sv_flags of any process. Change some places to test
the flags instead of explicit comparing with address of known sysentvec
structures.

MFC after: 1 month

Mfp4 CH177924:

Add and export constants of array sizes of jail parameters as compiled into
the kernel.
This is the least intrusive way to allow kvm to read the (sparse) arrays
independent of the opt

Mfp4 CH177924:

Add and export constants of array sizes of jail parameters as compiled into
the kernel.
This is the least intrusive way to allow kvm to read the (sparse) arrays
independent of the options the kernel was compiled with.

Reviewed by: jhb (originally)
MFC after: 1 week
Sponsored by: The FreeBSD Foundation
Sponsored by: CK Software GmbH

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Merge svn+ssh://svn.freebsd.org/base/head@214309

Don't exit kern_jail_set without freeing options when enforce_statfs
has an illegal value.

MFC after: 3 days

Back out r210974. Any convenience of not typing "persist" is outweighed
by the possibility of unintended partially-formed jails.

Implicitly make a new jail persistent if it's set not to attach.

MFC after: 3 days