Date: Sat, 7 Apr 2012 18:10:44 +1200 From: Andrew Thompson <thompsa@FreeBSD.org> To: Grzegorz Bernacki <gber@freebsd.org> Cc: svn-src-projects@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r233982 - projects/nand/sys/fs/nandfs Message-ID: <CAFAOGNSc6H%2B2R9riepm-4odB8YCiYZrpjitKUkjmCxiMVsnUMA@mail.gmail.com> In-Reply-To: <201204070520.q375KFJs044288@svn.freebsd.org> References: <201204070520.q375KFJs044288@svn.freebsd.org>
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On 7 April 2012 17:20, Grzegorz Bernacki <gber@freebsd.org> wrote: > Author: gber > Date: Sat Apr =A07 05:20:14 2012 > New Revision: 233982 > URL: http://svn.freebsd.org/changeset/base/233982 > > Log: > =A0nandfs: Add nandfs cleaner. > > =A0Obtained from: Semihalf > =A0Supported by: =A0FreeBSD Foundation, Juniper Networks > > Added: projects/nand/sys/fs/nandfs/nandfs_cleaner.c > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D > --- /dev/null =A0 00:00:00 1970 =A0 (empty, because file is newly added) > +++ projects/nand/sys/fs/nandfs/nandfs_cleaner.c =A0 =A0 =A0 =A0Sat Apr = =A07 05:20:14 2012 =A0 =A0 =A0 =A0(r233982) > +nandfs_start_cleaner(struct nandfs_device *fsdev) > +{ > + =A0 =A0 =A0 int error; > + > + =A0 =A0 =A0 MPASS(fsdev->nd_cleaner =3D=3D NULL); > + > + =A0 =A0 =A0 fsdev->nd_cleaner_exit =3D 0; > + > + =A0 =A0 =A0 error =3D kproc_create((void(*)(void *))nandfs_cleaner, fsd= ev, > + =A0 =A0 =A0 =A0 =A0 &fsdev->nd_cleaner, 0, 0, "nandfs_cleaner"); Unless you particularly wanted nandfs_cleaner to show up in the process table you can use kthread_add() to make this a thread of pid-0. Likewise kproc_kthread_add() allows you to easily add all the nand processes as threads of a new proc. There are examples of each if you search the kernel sources. Andrew
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