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authorJames Morris <jmorris@namei.org>2009-02-06 01:01:45 +0100
committerJames Morris <jmorris@namei.org>2009-02-06 01:01:45 +0100
commitcb5629b10d64a8006622ce3a52bc887d91057d69 (patch)
tree7c06d8f30783115e3384721046258ce615b129c5 /arch/m68k/include/asm/delay_mm.h
parentTPM: integrity fix (diff)
parentseq_file: fix big-enough lseek() + read() (diff)
downloadlinux-cb5629b10d64a8006622ce3a52bc887d91057d69.tar.xz
linux-cb5629b10d64a8006622ce3a52bc887d91057d69.zip
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/m68k/include/asm/delay_mm.h')
-rw-r--r--arch/m68k/include/asm/delay_mm.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/delay_mm.h b/arch/m68k/include/asm/delay_mm.h
new file mode 100644
index 000000000000..5ed92851bc6f
--- /dev/null
+++ b/arch/m68k/include/asm/delay_mm.h
@@ -0,0 +1,57 @@
+#ifndef _M68K_DELAY_H
+#define _M68K_DELAY_H
+
+#include <asm/param.h>
+
+/*
+ * Copyright (C) 1994 Hamish Macdonald
+ *
+ * Delay routines, using a pre-computed "loops_per_jiffy" value.
+ */
+
+static inline void __delay(unsigned long loops)
+{
+ __asm__ __volatile__ ("1: subql #1,%0; jcc 1b"
+ : "=d" (loops) : "0" (loops));
+}
+
+extern void __bad_udelay(void);
+
+/*
+ * Use only for very small delays ( < 1 msec). Should probably use a
+ * lookup table, really, as the multiplications take much too long with
+ * short delays. This is a "reasonable" implementation, though (and the
+ * first constant multiplications gets optimized away if the delay is
+ * a constant)
+ */
+static inline void __const_udelay(unsigned long xloops)
+{
+ unsigned long tmp;
+
+ __asm__ ("mulul %2,%0:%1"
+ : "=d" (xloops), "=d" (tmp)
+ : "d" (xloops), "1" (loops_per_jiffy));
+ __delay(xloops * HZ);
+}
+
+static inline void __udelay(unsigned long usecs)
+{
+ __const_udelay(usecs * 4295); /* 2**32 / 1000000 */
+}
+
+#define udelay(n) (__builtin_constant_p(n) ? \
+ ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 4295)) : \
+ __udelay(n))
+
+static inline unsigned long muldiv(unsigned long a, unsigned long b,
+ unsigned long c)
+{
+ unsigned long tmp;
+
+ __asm__ ("mulul %2,%0:%1; divul %3,%0:%1"
+ : "=d" (tmp), "=d" (a)
+ : "d" (b), "d" (c), "1" (a));
+ return a;
+}
+
+#endif /* defined(_M68K_DELAY_H) */