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Mon, 10 Dec 2018 04:23:24 -0500 Received: from mx2.suse.de ([195.135.220.15]:60774 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726577AbeLJJXX (ORCPT ); Mon, 10 Dec 2018 04:23:23 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id D2933ADF2 for ; Mon, 10 Dec 2018 09:23:19 +0000 (UTC) Subject: Re: [PATCH 4/8] btrfs: delayed-ref: Use btrfs_ref to refactor btrfs_add_delayed_data_ref() To: Qu Wenruo , linux-btrfs@vger.kernel.org References: <20181206065903.11343-1-wqu@suse.com> <20181206065903.11343-5-wqu@suse.com> From: Nikolay Borisov Openpgp: preference=signencrypt Autocrypt: addr=nborisov@suse.com; prefer-encrypt=mutual; keydata= xsFNBFiKBz4BEADNHZmqwhuN6EAzXj9SpPpH/nSSP8YgfwoOqwrP+JR4pIqRK0AWWeWCSwmZ T7g+RbfPFlmQp+EwFWOtABXlKC54zgSf+uulGwx5JAUFVUIRBmnHOYi/lUiE0yhpnb1KCA7f u/W+DkwGerXqhhe9TvQoGwgCKNfzFPZoM+gZrm+kWv03QLUCr210n4cwaCPJ0Nr9Z3c582xc bCUVbsjt7BN0CFa2BByulrx5xD9sDAYIqfLCcZetAqsTRGxM7LD0kh5WlKzOeAXj5r8DOrU2 GdZS33uKZI/kZJZVytSmZpswDsKhnGzRN1BANGP8sC+WD4eRXajOmNh2HL4P+meO1TlM3GLl EQd2shHFY0qjEo7wxKZI1RyZZ5AgJnSmehrPCyuIyVY210CbMaIKHUIsTqRgY5GaNME24w7h TyyVCy2qAM8fLJ4Vw5bycM/u5xfWm7gyTb9V1TkZ3o1MTrEsrcqFiRrBY94Rs0oQkZvunqia c+NprYSaOG1Cta14o94eMH271Kka/reEwSZkC7T+o9hZ4zi2CcLcY0DXj0qdId7vUKSJjEep c++s8ncFekh1MPhkOgNj8pk17OAESanmDwksmzh1j12lgA5lTFPrJeRNu6/isC2zyZhTwMWs k3LkcTa8ZXxh0RfWAqgx/ogKPk4ZxOXQEZetkEyTFghbRH2BIwARAQABzSJOaWtvbGF5IEJv cmlzb3YgPG5ib3Jpc292QHN1c2UuZGU+wsF4BBMBAgAiBQJYijkSAhsDBgsJCAcDAgYVCAIJ CgsEFgIDAQIeAQIXgAAKCRBxvoJG5T8oV/B6D/9a8EcRPdHg8uLEPywuJR8URwXzkofT5bZE IfGF0Z+Lt2ADe+nLOXrwKsamhweUFAvwEUxxnndovRLPOpWerTOAl47lxad08080jXnGfYFS Dc+ew7C3SFI4tFFHln8Y22Q9075saZ2yQS1ywJy+TFPADIprAZXnPbbbNbGtJLoq0LTiESnD w/SUC6sfikYwGRS94Dc9qO4nWyEvBK3Ql8NkoY0Sjky3B0vL572Gq0ytILDDGYuZVo4alUs8 LeXS5ukoZIw1QYXVstDJQnYjFxYgoQ5uGVi4t7FsFM/6ykYDzbIPNOx49Rbh9W4uKsLVhTzG BDTzdvX4ARl9La2kCQIjjWRg+XGuBM5rxT/NaTS78PXjhqWNYlGc5OhO0l8e5DIS2tXwYMDY LuHYNkkpMFksBslldvNttSNei7xr5VwjVqW4vASk2Aak5AleXZS+xIq2FADPS/XSgIaepyTV tkfnyreep1pk09cjfXY4A7qpEFwazCRZg9LLvYVc2M2eFQHDMtXsH59nOMstXx2OtNMcx5p8 0a5FHXE/HoXz3p9bD0uIUq6p04VYOHsMasHqHPbsMAq9V2OCytJQPWwe46bBjYZCOwG0+x58 fBFreP/NiJNeTQPOa6FoxLOLXMuVtpbcXIqKQDoEte9aMpoj9L24f60G4q+pL/54ql2VRscK d87BTQRYigc+ARAAyJSq9EFk28++SLfg791xOh28tLI6Yr8wwEOvM3wKeTfTZd+caVb9gBBy wxYhIopKlK1zq2YP7ZjTP1aPJGoWvcQZ8fVFdK/1nW+Z8/NTjaOx1mfrrtTGtFxVBdSCgqBB jHTnlDYV1R5plJqK+ggEP1a0mr/rpQ9dFGvgf/5jkVpRnH6BY0aYFPprRL8ZCcdv2DeeicOO YMobD5g7g/poQzHLLeT0+y1qiLIFefNABLN06Lf0GBZC5l8hCM3Rpb4ObyQ4B9PmL/KTn2FV Xq/c0scGMdXD2QeWLePC+yLMhf1fZby1vVJ59pXGq+o7XXfYA7xX0JsTUNxVPx/MgK8aLjYW hX+TRA4bCr4uYt/S3ThDRywSX6Hr1lyp4FJBwgyb8iv42it8KvoeOsHqVbuCIGRCXqGGiaeX Wa0M/oxN1vJjMSIEVzBAPi16tztL/wQtFHJtZAdCnuzFAz8ue6GzvsyBj97pzkBVacwp3/Mw qbiu7sDz7yB0d7J2tFBJYNpVt/Lce6nQhrvon0VqiWeMHxgtQ4k92Eja9u80JDaKnHDdjdwq FUikZirB28UiLPQV6PvCckgIiukmz/5ctAfKpyYRGfez+JbAGl6iCvHYt/wAZ7Oqe/3Cirs5 KhaXBcMmJR1qo8QH8eYZ+qhFE3bSPH446+5oEw8A9v5oonKV7zMAEQEAAcLBXwQYAQIACQUC WIoHPgIbDAAKCRBxvoJG5T8oV1pyD/4zdXdOL0lhkSIjJWGqz7Idvo0wjVHSSQCbOwZDWNTN JBTP0BUxHpPu/Z8gRNNP9/k6i63T4eL1xjy4umTwJaej1X15H8Hsh+zakADyWHadbjcUXCkg OJK4NsfqhMuaIYIHbToi9K5pAKnV953xTrK6oYVyd/Rmkmb+wgsbYQJ0Ur1Ficwhp6qU1CaJ mJwFjaWaVgUERoxcejL4ruds66LM9Z1Qqgoer62ZneID6ovmzpCWbi2sfbz98+kW46aA/w8r 7sulgs1KXWhBSv5aWqKU8C4twKjlV2XsztUUsyrjHFj91j31pnHRklBgXHTD/pSRsN0UvM26 lPs0g3ryVlG5wiZ9+JbI3sKMfbdfdOeLxtL25ujs443rw1s/PVghphoeadVAKMPINeRCgoJH zZV/2Z/myWPRWWl/79amy/9MfxffZqO9rfugRBORY0ywPHLDdo9Kmzoxoxp9w3uTrTLZaT9M KIuxEcV8wcVjr+Wr9zRl06waOCkgrQbTPp631hToxo+4rA1jiQF2M80HAet65ytBVR2pFGZF zGYYLqiG+mpUZ+FPjxk9kpkRYz61mTLSY7tuFljExfJWMGfgSg1OxfLV631jV1TcdUnx+h3l Sqs2vMhAVt14zT8mpIuu2VNxcontxgVr1kzYA/tQg32fVRbGr449j1gw57BV9i0vww== Message-ID: Date: Mon, 10 Dec 2018 11:23:19 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <20181206065903.11343-5-wqu@suse.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On 6.12.18 г. 8:58 ч., Qu Wenruo wrote: > Just like btrfs_add_delayed_tree_ref(), use btrfs_ref to refactor > btrfs_add_delayed_data_ref(). > > Signed-off-by: Qu Wenruo > --- > fs/btrfs/delayed-ref.c | 19 +++++++++++++------ > fs/btrfs/delayed-ref.h | 8 +++----- > fs/btrfs/extent-tree.c | 24 +++++++++++------------- > 3 files changed, 27 insertions(+), 24 deletions(-) > > diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c > index c42b8ade7b07..09caf1e6fc22 100644 > --- a/fs/btrfs/delayed-ref.c > +++ b/fs/btrfs/delayed-ref.c > @@ -800,21 +800,27 @@ int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans, > * add a delayed data ref. it's similar to btrfs_add_delayed_tree_ref. > */ > int btrfs_add_delayed_data_ref(struct btrfs_trans_handle *trans, > - struct btrfs_root *root, > - u64 bytenr, u64 num_bytes, > - u64 parent, u64 ref_root, > - u64 owner, u64 offset, u64 reserved, int action, > - int *old_ref_mod, int *new_ref_mod) > + struct btrfs_ref *generic_ref, > + u64 reserved, int *old_ref_mod, > + int *new_ref_mod) > { > struct btrfs_fs_info *fs_info = trans->fs_info; > struct btrfs_delayed_data_ref *ref; > struct btrfs_delayed_ref_head *head_ref; > struct btrfs_delayed_ref_root *delayed_refs; > struct btrfs_qgroup_extent_record *record = NULL; > + int action = generic_ref->action; > int qrecord_inserted; > int ret; > + u64 bytenr = generic_ref->bytenr; > + u64 num_bytes = generic_ref->len; > + u64 parent = generic_ref->parent; > + u64 ref_root = generic_ref->data_ref.ref_root; > + u64 owner = generic_ref->data_ref.ino; > + u64 offset = generic_ref->data_ref.offset; > u8 ref_type; > > + ASSERT(generic_ref && generic_ref->type == BTRFS_REF_DATA && action); generic_ref already dereferenced, no need to assert it. > ref = kmem_cache_alloc(btrfs_delayed_data_ref_cachep, GFP_NOFS); > if (!ref) > return -ENOMEM; > @@ -838,7 +844,8 @@ int btrfs_add_delayed_data_ref(struct btrfs_trans_handle *trans, > } > > if (test_bit(BTRFS_FS_QUOTA_ENABLED, &fs_info->flags) && > - is_fstree(ref_root) && is_fstree(root->root_key.objectid)) { > + is_fstree(ref_root) && is_fstree(generic_ref->real_root) && > + !generic_ref->skip_qgroup) { > record = kzalloc(sizeof(*record), GFP_NOFS); > if (!record) { > kmem_cache_free(btrfs_delayed_data_ref_cachep, ref); > diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h > index dbe029c4e01b..a8fde33b43fd 100644 > --- a/fs/btrfs/delayed-ref.h > +++ b/fs/btrfs/delayed-ref.h > @@ -337,11 +337,9 @@ int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans, > struct btrfs_delayed_extent_op *extent_op, > int *old_ref_mod, int *new_ref_mod); > int btrfs_add_delayed_data_ref(struct btrfs_trans_handle *trans, > - struct btrfs_root *root, > - u64 bytenr, u64 num_bytes, > - u64 parent, u64 ref_root, > - u64 owner, u64 offset, u64 reserved, int action, > - int *old_ref_mod, int *new_ref_mod); > + struct btrfs_ref *generic_ref, > + u64 reserved, int *old_ref_mod, > + int *new_ref_mod); > int btrfs_add_delayed_extent_op(struct btrfs_fs_info *fs_info, > struct btrfs_trans_handle *trans, > u64 bytenr, u64 num_bytes, > diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c > index ecfa0234863b..fa5dd3dfe2e7 100644 > --- a/fs/btrfs/extent-tree.c > +++ b/fs/btrfs/extent-tree.c > @@ -2049,10 +2049,8 @@ int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans, > ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, > NULL, &old_ref_mod, &new_ref_mod); > } else { > - ret = btrfs_add_delayed_data_ref(trans, root, bytenr, > - num_bytes, parent, > - root_objectid, owner, offset, > - 0, BTRFS_ADD_DELAYED_REF, > + btrfs_init_data_ref(&generic_ref, root_objectid, owner, offset); > + ret = btrfs_add_delayed_data_ref(trans, &generic_ref, 0, > &old_ref_mod, &new_ref_mod); > } > > @@ -7114,10 +7112,8 @@ int btrfs_free_extent(struct btrfs_trans_handle *trans, > ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, NULL, > &old_ref_mod, &new_ref_mod); > } else { > - ret = btrfs_add_delayed_data_ref(trans, root, bytenr, > - num_bytes, parent, > - root_objectid, owner, offset, > - 0, BTRFS_DROP_DELAYED_REF, > + btrfs_init_data_ref(&generic_ref, root_objectid, owner, offset); > + ret = btrfs_add_delayed_data_ref(trans, &generic_ref, 0, > &old_ref_mod, &new_ref_mod); > } > > @@ -8082,6 +8078,7 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans, > u64 offset, u64 ram_bytes, > struct btrfs_key *ins) > { > + struct btrfs_ref generic_ref = { 0 }; > int ret; > > BUG_ON(root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID); > @@ -8090,11 +8087,12 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans, > root->root_key.objectid, owner, offset, > BTRFS_ADD_DELAYED_EXTENT); > > - ret = btrfs_add_delayed_data_ref(trans, root, ins->objectid, > - ins->offset, 0, > - root->root_key.objectid, owner, > - offset, ram_bytes, > - BTRFS_ADD_DELAYED_EXTENT, NULL, NULL); > + btrfs_init_generic_ref(&generic_ref, BTRFS_ADD_DELAYED_EXTENT, > + ins->objectid, ins->offset, > + root->root_key.objectid, 0); > + btrfs_init_data_ref(&generic_ref, root->root_key.objectid, owner, offset); > + ret = btrfs_add_delayed_data_ref(trans, &generic_ref, > + ram_bytes, NULL, NULL); > return ret; > } > >