HI, Do anyone know where btrfs_print_tree is invoked? thanks. -- Regards, Zhi Yong Wu -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 1 July 2012 05:53, Zhi Yong Wu <zwu.kernel@gmail.com> wrote:> HI, > > Do anyone know where btrfs_print_tree is invoked? thanks. > > -- > Regards, > > Zhi Yong WuIs this the answer you are after? $ grep -r btrfs_print_tree fs/btrfs/ fs/btrfs/print-tree.c:void btrfs_print_tree(struct btrfs_root *root, struct extent_buffer *c) fs/btrfs/print-tree.c: btrfs_print_tree(root, next); fs/btrfs/print-tree.h:void btrfs_print_tree(struct btrfs_root *root, struct extent_buffer *t); Mike -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Sun, Jul 1, 2012 at 5:41 PM, Mike Fleetwood <mike.fleetwood@googlemail.com> wrote:> On 1 July 2012 05:53, Zhi Yong Wu <zwu.kernel@gmail.com> wrote: >> HI, >> >> Do anyone know where btrfs_print_tree is invoked? thanks. >> >> -- >> Regards, >> >> Zhi Yong Wu > > Is this the answer you are after? > > $ grep -r btrfs_print_tree fs/btrfs/ > fs/btrfs/print-tree.c:void btrfs_print_tree(struct btrfs_root *root, > struct extent_buffer *c) > fs/btrfs/print-tree.c: btrfs_print_tree(root, next); > fs/btrfs/print-tree.h:void btrfs_print_tree(struct btrfs_root *root, > struct extent_buffer *t);No, i also did as this, but didn''t find out who will invoke this function. From above output, we only saw that it invokes itself one time.> > Mike-- Regards, Zhi Yong Wu -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 01.07.2012 11:49, Zhi Yong Wu wrote:> On Sun, Jul 1, 2012 at 5:41 PM, Mike Fleetwood > <mike.fleetwood@googlemail.com> wrote: >> On 1 July 2012 05:53, Zhi Yong Wu <zwu.kernel@gmail.com> wrote: >>> HI, >>> >>> Do anyone know where btrfs_print_tree is invoked? thanks. >>> >>> -- >>> Regards, >>> >>> Zhi Yong Wu >> >> Is this the answer you are after? >> >> $ grep -r btrfs_print_tree fs/btrfs/ >> fs/btrfs/print-tree.c:void btrfs_print_tree(struct btrfs_root *root, >> struct extent_buffer *c) >> fs/btrfs/print-tree.c: btrfs_print_tree(root, next); >> fs/btrfs/print-tree.h:void btrfs_print_tree(struct btrfs_root *root, >> struct extent_buffer *t); > No, i also did as this, but didn''t find out who will invoke this > function. From above output, we only saw that it invokes itself one > time.Is this function unused then? Andreas> > >> >> Mike > > >-----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iQEcBAEBAgAGBQJP8CNFAAoJEIW3W1BiBxU7C40H/0ecIgo1AagGyh/q4tLjXxAZ PILqpKZzGiX6Qc+qWnaHrNyCJU1ntppO73k/SmhMpx+xycw/qHbqKtCpw/W8aQfn ihKOP9amgCUR/X+1W7hn190r0c1teWnXV/bYoD81fksWYuZmG9XzBOF4u9iLrtIb 0hpeBtFPr7jizKv3puOVKBpEV3ZMUdiqwc+G5GxUSlOssqKdF38gHGvj1k3j1qTX 0JRndsaeZq0smA0RJnYa9nX7gvg8CnmUXIJ/yLgg8Rnn5LhJQoq2eK4fgE+I0OCy SjlzSQG78W9CnWmE6SitfVeb/QUyLdCZ/mtwPxqeKd9p06hcLCU4R89rWRnNWTQ=bq50 -----END PGP SIGNATURE----- -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 07/01/2012 05:49 PM, Zhi Yong Wu wrote:> On Sun, Jul 1, 2012 at 5:41 PM, Mike Fleetwood > <mike.fleetwood@googlemail.com> wrote: >> On 1 July 2012 05:53, Zhi Yong Wu <zwu.kernel@gmail.com> wrote: >>> HI, >>> >>> Do anyone know where btrfs_print_tree is invoked? thanks. >>> >>> -- >>> Regards, >>> >>> Zhi Yong Wu >> >> Is this the answer you are after? >> >> $ grep -r btrfs_print_tree fs/btrfs/ >> fs/btrfs/print-tree.c:void btrfs_print_tree(struct btrfs_root *root, >> struct extent_buffer *c) >> fs/btrfs/print-tree.c: btrfs_print_tree(root, next); >> fs/btrfs/print-tree.h:void btrfs_print_tree(struct btrfs_root *root, >> struct extent_buffer *t); > No, i also did as this, but didn''t find out who will invoke this > function. From above output, we only saw that it invokes itself one > time.Looks this is a helper routine exported to btrfs-progs previously, it is used by debug-tree, quick-test, etc... But this function has been implemented at btrfs-progs now, maybe it could be safely removed from kernel, not sure. :) Thanks, -Jeff> >> >> Mike > > >-- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 01.07.2012 12:16, Jeff Liu wrote:> On 07/01/2012 05:49 PM, Zhi Yong Wu wrote: > >> On Sun, Jul 1, 2012 at 5:41 PM, Mike Fleetwood >> <mike.fleetwood@googlemail.com> wrote: >>> On 1 July 2012 05:53, Zhi Yong Wu <zwu.kernel@gmail.com> wrote: >>>> HI, >>>> >>>> Do anyone know where btrfs_print_tree is invoked? thanks. >>>> >>>> -- >>>> Regards, >>>> >>>> Zhi Yong Wu >>> >>> Is this the answer you are after? >>> >>> $ grep -r btrfs_print_tree fs/btrfs/ >>> fs/btrfs/print-tree.c:void btrfs_print_tree(struct btrfs_root *root, >>> struct extent_buffer *c) >>> fs/btrfs/print-tree.c: btrfs_print_tree(root, next); >>> fs/btrfs/print-tree.h:void btrfs_print_tree(struct btrfs_root *root, >>> struct extent_buffer *t); >> No, i also did as this, but didn''t find out who will invoke this >> function. From above output, we only saw that it invokes itself one >> time. > > Looks this is a helper routine exported to btrfs-progs previously, it is > used by debug-tree, quick-test, etc... > > But this function has been implemented at btrfs-progs now, maybe it > could be safely removed from kernel, not sure. :) > > Thanks, > -JeffLooks exactly the same to me. Thanks, Andreas> > >> >>> >>> Mike >> >> >> > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html-----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iQEcBAEBAgAGBQJP8CVUAAoJEIW3W1BiBxU7RMMH/A90pUdpILSWJndkJiddmbqW 17SyQMldS/xSFVHvT8ot92jyKqYhk6MFGwdkGgCX8RXCO5G5PzbxOGHxtF3j872V J3fPp9qxTpNSEhy7uDsnyMvDFgNgXWNxz61G6ISZrubd0M0rTRdd77DrYLOqgwiQ uTOwQ8WGPB+jOPb6+8URcPzyD82uUejIQKS4svmffPSQMY8gJEz5408HFB6SIyf/ +5/UUXwRYOlbNAVjiOVVhHWvrm1MDI1hD0S8duy2/TsS/cEt/d6xrWIJ9Ky2468y Q62PRf6hu3GI3yxfNrEDn5i6vRVI/0EMzJHna56r1NApqa1jIIJFVbo53UyjnGw=3Dqd -----END PGP SIGNATURE----- -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Sun, Jul 1, 2012 at 6:16 PM, Jeff Liu <jeff.liu@oracle.com> wrote:> On 07/01/2012 05:49 PM, Zhi Yong Wu wrote: > >> On Sun, Jul 1, 2012 at 5:41 PM, Mike Fleetwood >> <mike.fleetwood@googlemail.com> wrote: >>> On 1 July 2012 05:53, Zhi Yong Wu <zwu.kernel@gmail.com> wrote: >>>> HI, >>>> >>>> Do anyone know where btrfs_print_tree is invoked? thanks. >>>> >>>> -- >>>> Regards, >>>> >>>> Zhi Yong Wu >>> >>> Is this the answer you are after? >>> >>> $ grep -r btrfs_print_tree fs/btrfs/ >>> fs/btrfs/print-tree.c:void btrfs_print_tree(struct btrfs_root *root, >>> struct extent_buffer *c) >>> fs/btrfs/print-tree.c: btrfs_print_tree(root, next); >>> fs/btrfs/print-tree.h:void btrfs_print_tree(struct btrfs_root *root, >>> struct extent_buffer *t); >> No, i also did as this, but didn''t find out who will invoke this >> function. From above output, we only saw that it invokes itself one >> time. > > Looks this is a helper routine exported to btrfs-progs previously, it is > used by debug-tree, quick-test, etc... > > But this function has been implemented at btrfs-progs now, maybe it > could be safely removed from kernel, not sure. :)Great, thanks both.> > Thanks, > -Jeff > >> >>> >>> Mike >> >> >> > >-- Regards, Zhi Yong Wu -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Sun, Jul 01, 2012 at 06:16:55PM +0800, Jeff Liu wrote:> On 07/01/2012 05:49 PM, Zhi Yong Wu wrote: > > > On Sun, Jul 1, 2012 at 5:41 PM, Mike Fleetwood > > No, i also did as this, but didn''t find out who will invoke this > > function. From above output, we only saw that it invokes itself one > > time. > > Looks this is a helper routine exported to btrfs-progs previously, it is > used by debug-tree, quick-test, etc... > > But this function has been implemented at btrfs-progs now, maybe it > could be safely removed from kernel, not sure. :)Please do not remove that function, it could be helpful for debugging prints. david -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html