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authorJames Morris <jmorris@namei.org>2009-02-06 11:01:45 +1100
committerJames Morris <jmorris@namei.org>2009-02-06 11:01:45 +1100
commitcb5629b10d64a8006622ce3a52bc887d91057d69 (patch)
tree7c06d8f30783115e3384721046258ce615b129c5 /arch/powerpc/oprofile/common.c
parent8920d5ad6ba74ae8ab020e90cc4d976980e68701 (diff)
parentf01d1d546abb2f4028b5299092f529eefb01253a (diff)
Merge branch 'master' into next
Conflicts: fs/namei.c Manually merged per: diff --cc fs/namei.c index 734f2b5,bbc15c2..0000000 --- a/fs/namei.c +++ b/fs/namei.c @@@ -860,9 -848,8 +849,10 @@@ static int __link_path_walk(const char nd->flags |= LOOKUP_CONTINUE; err = exec_permission_lite(inode); if (err == -EAGAIN) - err = vfs_permission(nd, MAY_EXEC); + err = inode_permission(nd->path.dentry->d_inode, + MAY_EXEC); + if (!err) + err = ima_path_check(&nd->path, MAY_EXEC); if (err) break; @@@ -1525,14 -1506,9 +1509,14 @@@ int may_open(struct path *path, int acc flag &= ~O_TRUNC; } - error = vfs_permission(nd, acc_mode); + error = inode_permission(inode, acc_mode); if (error) return error; + - error = ima_path_check(&nd->path, ++ error = ima_path_check(path, + acc_mode & (MAY_READ | MAY_WRITE | MAY_EXEC)); + if (error) + return error; /* * An append-only file must be opened in append mode for writing. */ Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'arch/powerpc/oprofile/common.c')
-rw-r--r--arch/powerpc/oprofile/common.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/powerpc/oprofile/common.c b/arch/powerpc/oprofile/common.c
index 17807acb05d..21f16edf6c8 100644
--- a/arch/powerpc/oprofile/common.c
+++ b/arch/powerpc/oprofile/common.c
@@ -132,6 +132,28 @@ static int op_powerpc_create_files(struct super_block *sb, struct dentry *root)
oprofilefs_create_ulong(sb, root, "mmcr0", &sys.mmcr0);
oprofilefs_create_ulong(sb, root, "mmcr1", &sys.mmcr1);
oprofilefs_create_ulong(sb, root, "mmcra", &sys.mmcra);
+#ifdef CONFIG_OPROFILE_CELL
+ /* create a file the user tool can check to see what level of profiling
+ * support exits with this kernel. Initialize bit mask to indicate
+ * what support the kernel has:
+ * bit 0 - Supports SPU event profiling in addition to PPU
+ * event and cycles; and SPU cycle profiling
+ * bits 1-31 - Currently unused.
+ *
+ * If the file does not exist, then the kernel only supports SPU
+ * cycle profiling, PPU event and cycle profiling.
+ */
+ oprofilefs_create_ulong(sb, root, "cell_support", &sys.cell_support);
+ sys.cell_support = 0x1; /* Note, the user OProfile tool must check
+ * that this bit is set before attempting to
+ * user SPU event profiling. Older kernels
+ * will not have this file, hence the user
+ * tool is not allowed to do SPU event
+ * profiling on older kernels. Older kernels
+ * will accept SPU events but collected data
+ * is garbage.
+ */
+#endif
#endif
for (i = 0; i < model->num_counters; ++i) {