1:45 p.m.
Author: nbecker
Update of /cvs/free/rpms/blcr-kmod/devel
In directory se02.es.rpmfusion.net:/tmp/cvs-serv4127
Modified Files:
blcr-kmod.spec
Added Files:
linux_2.6.29-rc3.patch00
Log Message:
Add patch for 2.6.29 from upstream
--- NEW FILE linux_2.6.29-rc3.patch00 ---
Index: configure.ac
===================================================================
RCS file: /var/local/cvs/lbnl_cr/configure.ac,v
retrieving revision 1.411
diff -u -r1.411 configure.ac
--- configure.ac 12 Jan 2009 22:21:38 -0000 1.411
+++ configure.ac 5 Feb 2009 01:51:45 -0000
@@ -1167,6 +1167,9 @@
CR_BAD_KERNEL([unable to determine location of rlim structure])
fi
+CR_CHECK_KERNEL_MEMBER([task.cred],[#include <linux/sched.h>],
+ [struct task_struct],[const struct cred *],[cred])
+
CR_CHECK_KERNEL_MEMBER([task.group_info],[#include <linux/sched.h>],
[struct task_struct],[struct group_info *],[group_info])
CR_CHECK_KERNEL_SYMBOL([suid_dumpable],[#include <linux/binfmts.h>])
Index: cr_module/cr_chkpt_req.c
===================================================================
RCS file: /var/local/cvs/lbnl_cr/cr_module/cr_chkpt_req.c,v
retrieving revision 1.264
diff -u -r1.264 cr_chkpt_req.c
--- cr_module/cr_chkpt_req.c 5 Dec 2008 23:15:19 -0000 1.264
+++ cr_module/cr_chkpt_req.c 5 Feb 2009 01:51:45 -0000
@@ -395,13 +395,15 @@
//
static int bad_perms(struct task_struct *task)
{
+ cr_cred_t cred = cr_current_cred(), tcred;
int result = 0;
// We are always supposed to check capable/suser last.
task_lock(task);
+ tcred = cr_task_cred(task);
if ((!cr_is_dumpable(task) ||
- ((current->euid != task->suid) && (current->euid != task->uid)
&&
- (current->uid != task->suid) && (current->uid !=
task->uid)))
+ ((cred->euid != tcred->suid) && (cred->euid != tcred->uid)
&&
+ (cred->uid != tcred->suid) && (cred->uid != tcred->uid)))
&& !cr_capable(CAP_KILL)) {
result = -EPERM;
}
Index: cr_module/cr_creds.c
===================================================================
RCS file: /var/local/cvs/lbnl_cr/cr_module/cr_creds.c,v
retrieving revision 1.384
diff -u -r1.384 cr_creds.c
--- cr_module/cr_creds.c 3 Sep 2008 06:35:38 -0000 1.384
+++ cr_module/cr_creds.c 5 Feb 2009 01:51:45 -0000
@@ -30,17 +30,28 @@
uid_t uid,euid,suid;
gid_t gid,egid,sgid;
unsigned int ngroups;
-#if HAVE_TASK_GROUP_INFO
- struct group_info *group_info;
+#if HAVE_TASK_GROUP_INFO || HAVE_TASK_CRED
+ const struct group_info *group_info;
+ #define CR_HAVE_GROUP_INFO 1
#endif
/* We write the ngroups gids as an array after this struct */
};
-#if HAVE_TASK_GROUP_INFO
+#if HAVE_TASK_CRED
+ typedef const struct group_info *cr_group_info_t;
+ #define cr_current_groups() ((current_cred())->group_info)
#define CR_NGROUPS_MAX NGROUPS_MAX
- #define CR_NGROUPS(task) ((task)->group_info->ngroups)
- #define CR_GROUP_AT(task,idx) GROUP_AT((task)->group_info, (idx))
+ #define CR_NGROUPS(gi) ((gi)->ngroups)
+ #define CR_GROUP_AT(gi,idx) GROUP_AT((gi), (idx))
+#elif HAVE_TASK_GROUP_INFO
+ typedef const struct group_info *cr_group_info_t;
+ #define cr_current_groups() (current->group_info)
+ #define CR_NGROUPS_MAX NGROUPS_MAX
+ #define CR_NGROUPS(gi) ((gi)->ngroups)
+ #define CR_GROUP_AT(gi,idx) GROUP_AT((gi), (idx))
#else
+ typedef const struct task_struct *cr_group_info_t;
+ #define cr_current_groups() (current)
#define CR_NGROUPS_MAX NGROUPS
#define CR_NGROUPS(task) ((task)->ngroups)
#define CR_GROUP_AT(task,idx) ((task)->groups[(idx)])
@@ -82,6 +93,9 @@
#if CR_RESTORE_IDS
if (cf_creds.ngroups) {
+ #if CR_HAVE_GROUP_INFO || defined(CR_KCODE_groups_search) ||
!defined(CR_KCODE_supplemental_group_member)
+ cr_group_info_t gi = cr_current_groups();
+ #endif
int i;
/* Search for any required "expansion" of the group set */
for (i = 0; i < cf_creds.ngroups; ++i) {
@@ -89,15 +103,15 @@
int gid_ok = 0; /* Assume no match for this gid */
#if defined(CR_KCODE_groups_search)
- gid_ok = groups_search(current->group_info, g);
+ gid_ok = groups_search(gi, g);
#elif defined(CR_KCODE_supplemental_group_member)
gid_ok = supplemental_group_member(g);
#else
/* Just in case groups_search() or supplemental_group_member()
* is not found (each was static in some kernels) */
int j;
- for (j = 0; j < current->ngroups; ++j) {
- if (g == CR_GROUP_AT(current, j)) {
+ for (j = 0; j < gi->ngroups; ++j) {
+ if (g == CR_GROUP_AT(gi, j)) {
gid_ok = 1; /* OK, g is in the existing set */
break;
}
@@ -122,28 +136,20 @@
break; /* no need to continue the i loop */
}
}
- #if HAVE_TASK_GROUP_INFO
- (void)cr_insert_object(proc_req->req->map, cf_creds.group_info,
current->group_info, GFP_KERNEL);
+ #if CR_HAVE_GROUP_INFO
+ (void)cr_insert_object(proc_req->req->map, (void *)cf_creds.group_info, (void
*)gi, GFP_KERNEL);
#endif
}
- #if HAVE_TASK_GROUP_INFO
+ #if CR_HAVE_GROUP_INFO
else {
// NOTE: requires restore order match save order
struct group_info *found_group_info = NULL;
- if (!cr_find_object(proc_req->req->map, cf_creds.group_info, (void
**)&found_group_info)) {
+ if (!cr_find_object(proc_req->req->map, (void *)cf_creds.group_info, (void
**)&found_group_info)) {
// Nothing to do
- } else if (found_group_info != current->group_info) {
- // Like set_current_groups(), but validation and sort were done previously
- struct group_info *prev_info;
- get_group_info(found_group_info); // XXX: how to know it didn't disappear on
us?
-
- task_lock(current);
- prev_info = current->group_info;
- current->group_info = found_group_info;
- task_unlock(current);
-
- put_group_info(prev_info);
+ } else if (found_group_info != cr_current_groups()) {
+ // validation and sort were done previously, but are not worth avoiding
+ set_current_groups(found_group_info);
CR_KTRACE_LOW_LVL("Reuse cached group_info %p", found_group_info);
} else {
CR_KTRACE_LOW_LVL("Cached group_info == current");
@@ -152,6 +158,8 @@
#endif
{
+ cr_cred_t my_cred = cr_current_cred();
+
/* The set_setresgid() call checks permissions for us, always OK if no change . */
retval = sys_setresgid(cf_creds.gid, cf_creds.egid, cf_creds.sgid);
if (retval < 0) {
@@ -181,7 +189,7 @@
*
* Set the dumpable flag for the process, taken from 2.6.22 fs/exec.c
*/
- if (current->euid == current->uid && current->egid ==
current->gid) {
+ if (my_cred->euid == my_cred->uid && my_cred->egid ==
my_cred->gid) {
cr_set_dumpable(current->mm, 1);
} else {
cr_set_dumpable(current->mm, cr_suid_dumpable);
@@ -203,22 +211,25 @@
size_t sizeof_groups;
int bytes = 0;
int result;
+ cr_cred_t my_cred = cr_current_cred();
+ cr_group_info_t gi;
- cf_creds.uid = current->uid;
- cf_creds.euid = current->euid;
- cf_creds.suid = current->suid;
- cf_creds.gid = current->gid;
- cf_creds.egid = current->egid;
- cf_creds.sgid = current->sgid;
+ cf_creds.uid = my_cred->uid;
+ cf_creds.euid = my_cred->euid;
+ cf_creds.suid = my_cred->suid;
+ cf_creds.gid = my_cred->gid;
+ cf_creds.egid = my_cred->egid;
+ cf_creds.sgid = my_cred->sgid;
/* save the number of groups, so we know how many to read later */
- cf_creds.ngroups = CR_NGROUPS(current);
-#if HAVE_TASK_GROUP_INFO
- cf_creds.group_info = current->group_info;
+ gi = cr_current_groups();
+ cf_creds.ngroups = CR_NGROUPS(gi);
+#if CR_HAVE_GROUP_INFO
+ cf_creds.group_info = gi;
/* We save the entire array only on the first occurance.
* NOTE: we currently rely on the restore order matching the save order.
*/
- if (cr_insert_object(proc_req->req->map, cf_creds.group_info,
cf_creds.group_info, GFP_KERNEL)) {
+ if (cr_insert_object(proc_req->req->map, (void *)gi, (void *)gi, GFP_KERNEL))
{
/* Ensure we don't save it again, and signal to restart time as well */
cf_creds.ngroups = 0;
}
@@ -234,7 +245,7 @@
}
bytes += result;
-#if HAVE_TASK_GROUP_INFO
+#if CR_HAVE_GROUP_INFO
if (sizeof_groups != 0) {
/* copy current->groups into an array and write it out */
int i;
@@ -247,7 +258,7 @@
}
for (i=0; i<cf_creds.ngroups; ++i) {
- groups[i] = CR_GROUP_AT(current, i);
+ groups[i] = CR_GROUP_AT(gi, i);
}
result = cr_kwrite(eb, proc_req->file, groups, sizeof_groups);
Index: cr_module/cr_io.c
===================================================================
RCS file: /var/local/cvs/lbnl_cr/cr_module/cr_io.c,v
retrieving revision 1.77
diff -u -r1.77 cr_io.c
--- cr_module/cr_io.c 17 Dec 2008 03:29:08 -0000 1.77
+++ cr_module/cr_io.c 5 Feb 2009 01:51:45 -0000
@@ -901,7 +901,11 @@
err = cr_permission(dentry->d_inode, acc_mask, NULL);
filp = ERR_PTR(err);
+ #if HAVE_TASK_CRED
+ if (!IS_ERR(filp)) filp = dentry_open(dentry, mnt, flags, cr_current_cred());
+ #else
if (!IS_ERR(filp)) filp = dentry_open(dentry, mnt, flags);
+ #endif
return filp;
}
Index: cr_module/cr_kcompat.h
===================================================================
RCS file: /var/local/cvs/lbnl_cr/cr_module/cr_kcompat.h,v
retrieving revision 1.247
diff -u -r1.247 cr_kcompat.h
--- cr_module/cr_kcompat.h 30 Nov 2008 06:32:00 -0000 1.247
+++ cr_module/cr_kcompat.h 5 Feb 2009 01:51:45 -0000
@@ -546,4 +546,14 @@
static __inline__ int valid_signal(unsigned long sig) { return !!(sig <= _NSIG); }
#endif
+#if HAVE_TASK_CRED
+ typedef const struct cred *cr_cred_t;
+ #define cr_current_cred() current_cred()
+ #define cr_task_cred(_t) __task_cred(_t)
+#else
+ typedef const struct task_struct *cr_cred_t;
+ #define cr_current_cred() current
+ #define cr_task_cred(_t) (_t)
+#endif
+
#endif /* _CR_KCOMPAT_H */
Index: cr_module/cr_pipes.c
===================================================================
RCS file: /var/local/cvs/lbnl_cr/cr_module/cr_pipes.c,v
retrieving revision 1.225
diff -u -r1.225 cr_pipes.c
--- cr_module/cr_pipes.c 21 Aug 2008 05:22:49 -0000 1.225
+++ cr_module/cr_pipes.c 5 Feb 2009 01:51:45 -0000
@@ -82,7 +82,11 @@
* know this "extra" RDWR open will work regardless of true access rights.
* THIS IS ALSO WHY WE MUST CLOSE rw_filp WHEN DONE WITH IT.
*/
+ #if HAVE_TASK_CRED
+ rw_filp = dentry_open(dget(dentry), mntget(mnt), O_RDWR, cr_current_cred());
+ #else
rw_filp = dentry_open(dget(dentry), mntget(mnt), O_RDWR);
+ #endif
retval = PTR_ERR(rw_filp);
if (IS_ERR(rw_filp)) goto out;
Index: blcr-kmod.spec
===================================================================
RCS file: /cvs/free/rpms/blcr-kmod/devel/blcr-kmod.spec,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- blcr-kmod.spec 2 Feb 2009 14:53:49 -0000 1.1
+++ blcr-kmod.spec 5 Feb 2009 13:45:24 -0000 1.2
@@ -7,7 +7,7 @@
Name: blcr-kmod
Version: 0.8.0
-Release: 2%{?dist}
+Release: 3%{?dist}
Summary: Kernel module (kmod) for Berkeley Lab Checkpoint/Restart for Linux
%define distname blcr-%{version}
@@ -19,6 +19,7 @@
# Patch0 is to remove -fno-stack-protector (provided by upstream)
# Patch0 requires running autoreconf
#Patch0: blcr-stackcheck.patch
+Patch1: linux_2.6.29-rc3.patch00
BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
#Generic i386 is NOT supported
@@ -46,11 +47,9 @@
%setup -q -c -T -a 0 -n %{distname}
# apply patches and do other stuff here
-#pushd %{real_distname}
-#%patch0 -p0
-#patch0 modified configure.ac, Makefile.am
-#autoreconf --force --install
-#popd
+pushd %{distname}
+%patch1 -p0
+popd
for kernel_version in %{?kernel_versions} ; do
cp -a %{distname} _kmod_build_${kernel_version%%___*}
@@ -81,6 +80,9 @@
rm -rf $RPM_BUILD_ROOT
%changelog
+* Thu Feb 5 2009 Neal Becker <ndbecker2(a)gmail.com> - 0.8.0-3
+- Add patch for 2.6.29
+
* Sun Jan 25 2009 Neal Becker <ndbecker2(a)gmail.com> - 0.8.0-2
- Put back EA i686
- Copy 1st 6 lines from
http://cvs.rpmfusion.org/viewvc/rpms/madwifi-kmod/devel/madwifi-kmod.spec...
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