/* * Copyright (C) International Business Machines Corp., 2002-2004 * Copyright (C) Andreas Gruenbacher, 2001 * Copyright (C) Linus Torvalds, 1991, 1992 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See * the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/sched.h> #include <linux/slab.h> #include <linux/fs.h> #include <linux/posix_acl_xattr.h> #include "jfs_incore.h" #include "jfs_txnmgr.h" #include "jfs_xattr.h" #include "jfs_acl.h" struct posix_acl *jfs_get_acl(struct inode *inode, int type) { struct posix_acl *acl; char *ea_name; int size; char *value = NULL; switch(type) { case ACL_TYPE_ACCESS: ea_name = XATTR_NAME_POSIX_ACL_ACCESS; break; case ACL_TYPE_DEFAULT: ea_name = XATTR_NAME_POSIX_ACL_DEFAULT; break; default: return ERR_PTR(-EINVAL); } size = __jfs_getxattr(inode, ea_name, NULL, 0); if (size > 0) { value = kmalloc(size, GFP_KERNEL); if (!value) return ERR_PTR(-ENOMEM); size = __jfs_getxattr(inode, ea_name, value, size); } if (size < 0) { if (size == -ENODATA) acl = NULL; else acl = ERR_PTR(size); } else { acl = posix_acl_from_xattr(&init_user_ns, value, size); } kfree(value); return acl; } static int __jfs_set_acl(tid_t tid, struct inode *inode, int type, struct posix_acl *acl) { char *ea_name; int rc; int size = 0; char *value = NULL; switch (type) { case ACL_TYPE_ACCESS: ea_name = XATTR_NAME_POSIX_ACL_ACCESS; if (acl) { rc = posix_acl_update_mode(inode, &inode->i_mode, &acl); if (rc) return rc; inode->i_ctime = current_time(inode); mark_inode_dirty(inode); } break; case ACL_TYPE_DEFAULT: ea_name = XATTR_NAME_POSIX_ACL_DEFAULT; break; default: return -EINVAL; } if (acl) { size = posix_acl_xattr_size(acl->a_count); value = kmalloc(size, GFP_KERNEL); if (!value) return -ENOMEM; rc = posix_acl_to_xattr(&init_user_ns, acl, value, size); if (rc < 0) goto out; } rc = __jfs_setxattr(tid, inode, ea_name, value, size, 0); out: kfree(value); if (!rc) set_cached_acl(inode, type, acl); return rc; } int jfs_set_acl(struct inode *inode, struct posix_acl *acl, int type) { int rc; tid_t tid; tid = txBegin(inode->i_sb, 0); mutex_lock(&JFS_IP(inode)->commit_mutex); rc = __jfs_set_acl(tid, inode, type, acl); if (!rc) rc = txCommit(tid, 1, &inode, 0); txEnd(tid); mutex_unlock(&JFS_IP(inode)->commit_mutex); return rc; } int jfs_init_acl(tid_t tid, struct inode *inode, struct inode *dir) { struct posix_acl *default_acl, *acl; int rc = 0; rc = posix_acl_create(dir, &inode->i_mode, &default_acl, &acl); if (rc) return rc; if (default_acl) { rc = __jfs_set_acl(tid, inode, ACL_TYPE_DEFAULT, default_acl); posix_acl_release(default_acl); } if (acl) { if (!rc) rc = __jfs_set_acl(tid, inode, ACL_TYPE_ACCESS, acl); posix_acl_release(acl); } JFS_IP(inode)->mode2 = (JFS_IP(inode)->mode2 & 0xffff0000) | inode->i_mode; return rc; } vate-remove&id=2d5a7101a140adcf7a5d8677649847fbb2dd5a2f'>cma.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='2d5a7101a140adcf7a5d8677649847fbb2dd5a2f'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'> <tr><th>author</th><td>Linus Torvalds <torvalds@linux-foundation.org></td><td class='right'>2017-01-15 12:38:53 -0800</td></tr> <tr><th>committer</th><td>Linus Torvalds <torvalds@linux-foundation.org></td><td class='right'>2017-01-15 12:38:53 -0800</td></tr> <tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/cma.h?h=nds-private-remove&id=2d5a7101a140adcf7a5d8677649847fbb2dd5a2f'>2d5a7101a140adcf7a5d8677649847fbb2dd5a2f</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/trace/events/cma.h?id=2d5a7101a140adcf7a5d8677649847fbb2dd5a2f'>patch</a>)</td></tr> <tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&id=2d5a7101a140adcf7a5d8677649847fbb2dd5a2f'>02e3532964dd4c42aa6ea2187fee67e6dfee36dd</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/trace/events/cma.h?h=nds-private-remove&id=2d5a7101a140adcf7a5d8677649847fbb2dd5a2f'>include/trace/events/cma.h</a></td></tr> <tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/cma.h?h=nds-private-remove&id=7f138b9706f5f3528d598aefd35337d54a8c1afb'>7f138b9706f5f3528d598aefd35337d54a8c1afb</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events/cma.h?h=nds-private-remove&id=2d5a7101a140adcf7a5d8677649847fbb2dd5a2f&id2=7f138b9706f5f3528d598aefd35337d54a8c1afb'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/cma.h?h=nds-private-remove&id=c7334ce814f7e5d8fc1f9b3126cda0640c2f81b3'>c7334ce814f7e5d8fc1f9b3126cda0640c2f81b3</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events/cma.h?h=nds-private-remove&id=2d5a7101a140adcf7a5d8677649847fbb2dd5a2f&id2=c7334ce814f7e5d8fc1f9b3126cda0640c2f81b3'>diff</a>)</td></tr></table> <div class='commit-subject'>Merge tag 'driver-core-4.10-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core</div><div class='commit-msg'>Pull driver core fix from Greg KH: "Here is a single patch being reverted to remove a feature that was added in 4.10-rc1 that isn't quite ready for release. It will be redone as a debugfs file instead of a sysfs file in the future" * tag 'driver-core-4.10-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: Revert "driver core: Add deferred_probe attribute to devices in sysfs" </div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&id=2d5a7101a140adcf7a5d8677649847fbb2dd5a2f'>Diffstat</a> (limited to 'include/trace/events/cma.h')</div><table summary='diffstat' class='diffstat'>