From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay3.corp.sgi.com [198.149.34.15]) by oss.sgi.com (Postfix) with ESMTP id 273277F75 for ; Tue, 23 Jul 2013 23:52:46 -0500 (CDT) Received: from cuda.sgi.com (cuda3.sgi.com [192.48.176.15]) by relay3.corp.sgi.com (Postfix) with ESMTP id A751DAC006 for ; Tue, 23 Jul 2013 21:52:45 -0700 (PDT) Received: from userp1040.oracle.com (userp1040.oracle.com [156.151.31.81]) by cuda.sgi.com with ESMTP id P1r5iN8iTowo5twT (version=TLSv1 cipher=AES256-SHA bits=256 verify=NO) for ; Tue, 23 Jul 2013 21:52:44 -0700 (PDT) Received: from ucsinet22.oracle.com (ucsinet22.oracle.com [156.151.31.94]) by userp1040.oracle.com (Sentrion-MTA-4.3.1/Sentrion-MTA-4.3.1) with ESMTP id r6O4qhOt003984 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Wed, 24 Jul 2013 04:52:44 GMT Received: from aserz7022.oracle.com (aserz7022.oracle.com [141.146.126.231]) by ucsinet22.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id r6O4qgKM027152 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 24 Jul 2013 04:52:43 GMT Received: from abhmt115.oracle.com (abhmt115.oracle.com [141.146.116.67]) by aserz7022.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id r6O4qg72020947 for ; Wed, 24 Jul 2013 04:52:42 GMT Date: Wed, 24 Jul 2013 00:52:56 -0400 From: Dwight Engen Subject: [PATCH v5 5/7] xfs: create internal eofblocks structure with kuid_t types Message-ID: <20130724005256.55220dc2@oracle.com> Mime-Version: 1.0 List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: xfs@oss.sgi.com Have eofblocks ioctl convert uid_t to kuid_t into internal structure. Update internal filter matching to compare ids with kuid_t types. Signed-off-by: Dwight Engen --- fs/xfs/xfs_fs.h | 2 +- fs/xfs/xfs_icache.c | 12 ++++++------ fs/xfs/xfs_icache.h | 33 +++++++++++++++++++++++++++++++++ fs/xfs/xfs_ioctl.c | 10 +++++++--- 4 files changed, 47 insertions(+), 10 deletions(-) diff --git a/fs/xfs/xfs_fs.h b/fs/xfs/xfs_fs.h index d046955..7eb4a5e 100644 --- a/fs/xfs/xfs_fs.h +++ b/fs/xfs/xfs_fs.h @@ -344,7 +344,7 @@ typedef struct xfs_error_injection { * Speculative preallocation trimming. */ #define XFS_EOFBLOCKS_VERSION 1 -struct xfs_eofblocks { +struct xfs_fs_eofblocks { __u32 eof_version; __u32 eof_flags; uid_t eof_uid; diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index 3f90e1c..ed35584 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -619,7 +619,7 @@ restart: /* * Background scanning to trim post-EOF preallocated space. This is queued - * based on the 'background_prealloc_discard_period' tunable (5m by default). + * based on the 'speculative_prealloc_lifetime' tunable (5m by default). */ STATIC void xfs_queue_eofblocks( @@ -1203,15 +1203,15 @@ xfs_inode_match_id( struct xfs_inode *ip, struct xfs_eofblocks *eofb) { - if (eofb->eof_flags & XFS_EOF_FLAGS_UID && - ip->i_d.di_uid != eofb->eof_uid) + if ((eofb->eof_flags & XFS_EOF_FLAGS_UID) && + !uid_eq(VFS_I(ip)->i_uid, eofb->eof_uid)) return 0; - if (eofb->eof_flags & XFS_EOF_FLAGS_GID && - ip->i_d.di_gid != eofb->eof_gid) + if ((eofb->eof_flags & XFS_EOF_FLAGS_GID) && + !gid_eq(VFS_I(ip)->i_gid, eofb->eof_gid)) return 0; - if (eofb->eof_flags & XFS_EOF_FLAGS_PRID && + if ((eofb->eof_flags & XFS_EOF_FLAGS_PRID) && xfs_get_projid(ip) != eofb->eof_prid) return 0; diff --git a/fs/xfs/xfs_icache.h b/fs/xfs/xfs_icache.h index a01afbb..3835df2 100644 --- a/fs/xfs/xfs_icache.h +++ b/fs/xfs/xfs_icache.h @@ -21,6 +21,14 @@ struct xfs_mount; struct xfs_perag; +struct xfs_eofblocks { + __u32 eof_flags; + kuid_t eof_uid; + kgid_t eof_gid; + prid_t eof_prid; + __u64 eof_min_file_size; +}; + #define SYNC_WAIT 0x0001 /* wait for i/o to complete */ #define SYNC_TRYLOCK 0x0002 /* only try to lock inodes */ @@ -49,4 +57,29 @@ int xfs_inode_ag_iterator_tag(struct xfs_mount *mp, int flags, void *args), int flags, void *args, int tag); +static inline int +xfs_fs_eofblocks_from_user( + struct xfs_fs_eofblocks *src, + struct xfs_eofblocks *dst) +{ + dst->eof_flags = src->eof_flags; + dst->eof_prid = src->eof_prid; + dst->eof_min_file_size = src->eof_min_file_size; + + dst->eof_uid = INVALID_UID; + if (src->eof_flags & XFS_EOF_FLAGS_UID) { + dst->eof_uid = make_kuid(current_user_ns(), src->eof_uid); + if (!uid_valid(dst->eof_uid)) + return EINVAL; + } + + dst->eof_gid = INVALID_GID; + if (src->eof_flags & XFS_EOF_FLAGS_GID) { + dst->eof_gid = make_kgid(current_user_ns(), src->eof_gid); + if (!gid_valid(dst->eof_gid)) + return EINVAL; + } + return 0; +} + #endif diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index 8edc780..ecab261 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -1610,7 +1610,8 @@ xfs_file_ioctl( return -error; case XFS_IOC_FREE_EOFBLOCKS: { - struct xfs_eofblocks eofb; + struct xfs_fs_eofblocks eofb; + struct xfs_eofblocks keofb; if (copy_from_user(&eofb, arg, sizeof(eofb))) return -XFS_ERROR(EFAULT); @@ -1625,8 +1626,11 @@ xfs_file_ioctl( memchr_inv(eofb.pad64, 0, sizeof(eofb.pad64))) return -XFS_ERROR(EINVAL); - error = xfs_icache_free_eofblocks(mp, &eofb); - return -error; + error = xfs_fs_eofblocks_from_user(&eofb, &keofb); + if (error) + return -error; + + return -xfs_icache_free_eofblocks(mp, &keofb); } default: -- 1.8.1.4 _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs