Merge commit 'v2.6.34-rc6'

Conflicts:
	fs/nfsd/nfs4callback.c

24 files changed, 127 insertions, 76 deletions

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index b520ec1f33c5..935248bdbc47 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -103,7 +103,8 @@ config HEADERS_CHECK
 
 config DEBUG_SECTION_MISMATCH
         bool "Enable full Section mismatch analysis"
-        depends on UNDEFINED
+        depends on UNDEFINED || (BLACKFIN)
+        default y
         # This option is on purpose disabled for now.
         # It will be enabled when we are down to a reasonable number
         # of section mismatch warnings (< 10 for an allyesconfig build)
@@ -355,7 +356,7 @@ config SLUB_STATS
 config DEBUG_KMEMLEAK
         bool "Kernel memory leak detector"
         depends on DEBUG_KERNEL && EXPERIMENTAL && !MEMORY_HOTPLUG && \
-                (X86 || ARM || PPC || S390 || SUPERH)
+                (X86 || ARM || PPC || S390 || SPARC64 || SUPERH || MICROBLAZE)
 
         select DEBUG_FS if SYSFS
         select STACKTRACE if STACKTRACE_SUPPORT
@@ -532,6 +533,14 @@ config LOCK_STAT
 
          For more details, see Documentation/lockstat.txt
 
+         This also enables lock events required by "perf lock",
+         subcommand of perf.
+         If you want to use "perf lock", you also need to turn on
+         CONFIG_EVENT_TRACING.
+
+         CONFIG_LOCK_STAT defines "contended" and "acquired" lock events.
+         (CONFIG_LOCKDEP defines "acquire" and "release" events.)
+
 config DEBUG_LOCKDEP
         bool "Lock dependency engine debugging"
         depends on DEBUG_KERNEL && LOCKDEP
diff --git a/lib/Makefile b/lib/Makefile
index 2e152aed7198..0d4015205c64 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -21,7 +21,7 @@ lib-y	+= kobject.o kref.o klist.o
 
 obj-y += bcd.o div64.o sort.o parser.o halfmd4.o debug_locks.o random32.o \
          bust_spinlocks.o hexdump.o kasprintf.o bitmap.o scatterlist.o \
-         string_helpers.o gcd.o list_sort.o
+         string_helpers.o gcd.o lcm.o list_sort.o
 
 ifeq ($(CONFIG_DEBUG_KOBJECT),y)
 CFLAGS_kobject.o += -DDEBUG
diff --git a/lib/cpumask.c b/lib/cpumask.c
index 7bb4142a502f..05d6aca7fc19 100644
--- a/lib/cpumask.c
+++ b/lib/cpumask.c
@@ -1,3 +1,4 @@
+#include <linux/slab.h>
 #include <linux/kernel.h>
 #include <linux/bitops.h>
 #include <linux/cpumask.h>
diff --git a/lib/crc32.c b/lib/crc32.c
index 0f45fbff34cb..bc5b936e9142 100644
--- a/lib/crc32.c
+++ b/lib/crc32.c
@@ -25,7 +25,6 @@
 #include <linux/module.h>
 #include <linux/compiler.h>
 #include <linux/types.h>
-#include <linux/slab.h>
 #include <linux/init.h>
 #include <asm/atomic.h>
 #include "crc32defs.h"
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index a9a8996d286a..b862b30369ff 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -12,6 +12,7 @@
 #include <linux/sched.h>
 #include <linux/seq_file.h>
 #include <linux/debugfs.h>
+#include <linux/slab.h>
 #include <linux/hash.h>
 
 #define ODEBUG_HASH_BITS        14
diff --git a/lib/decompress_unlzo.c b/lib/decompress_unlzo.c
index db521f45626e..bcb3a4bd68ff 100644
--- a/lib/decompress_unlzo.c
+++ b/lib/decompress_unlzo.c
@@ -97,7 +97,7 @@ STATIC inline int INIT unlzo(u8 *input, int in_len,
         u32 src_len, dst_len;
         size_t tmp;
         u8 *in_buf, *in_buf_save, *out_buf;
-        int obytes_processed = 0;
+        int ret = -1;
 
         set_error_fn(error_fn);
 
@@ -174,15 +174,22 @@ STATIC inline int INIT unlzo(u8 *input, int in_len,
 
                 /* decompress */
                 tmp = dst_len;
-                r = lzo1x_decompress_safe((u8 *) in_buf, src_len,
+
+                /* When the input data is not compressed at all,
+                 * lzo1x_decompress_safe will fail, so call memcpy()
+                 * instead */
+                if (unlikely(dst_len == src_len))
+                        memcpy(out_buf, in_buf, src_len);
+                else {
+                        r = lzo1x_decompress_safe((u8 *) in_buf, src_len,
                                                 out_buf, &tmp);
 
-                if (r != LZO_E_OK || dst_len != tmp) {
-                        error("Compressed data violation");
-                        goto exit_2;
+                        if (r != LZO_E_OK || dst_len != tmp) {
+                                error("Compressed data violation");
+                                goto exit_2;
+                        }
                 }
 
-                obytes_processed += dst_len;
                 if (flush)
                         flush(out_buf, dst_len);
                 if (output)
@@ -196,6 +203,7 @@ STATIC inline int INIT unlzo(u8 *input, int in_len,
                         in_buf += src_len;
         }
 
+        ret = 0;
 exit_2:
         if (!input)
                 free(in_buf);
@@ -203,7 +211,7 @@ exit_1:
         if (!output)
                 free(out_buf);
 exit:
-        return obytes_processed;
+        return ret;
 }
 
 #define decompress unlzo
diff --git a/lib/devres.c b/lib/devres.c
index 72c8909006da..49368608f988 100644
--- a/lib/devres.c
+++ b/lib/devres.c
@@ -1,5 +1,6 @@
 #include <linux/pci.h>
 #include <linux/io.h>
+#include <linux/gfp.h>
 #include <linux/module.h>
 
 void devm_ioremap_release(struct device *dev, void *res)
diff --git a/lib/dma-debug.c b/lib/dma-debug.c
index ba8b67039d13..01e64270e246 100644
--- a/lib/dma-debug.c
+++ b/lib/dma-debug.c
@@ -570,7 +570,7 @@ static ssize_t filter_write(struct file *file, const char __user *userbuf,
          * Now parse out the first token and use it as the name for the
          * driver to filter for.
          */
-        for (i = 0; i < NAME_MAX_LEN; ++i) {
+        for (i = 0; i < NAME_MAX_LEN - 1; ++i) {
                 current_driver_name[i] = buf[i];
                 if (isspace(buf[i]) || buf[i] == ' ' || buf[i] == 0)
                         break;
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index f93502915988..d6b8b9b1abfe 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -25,6 +25,7 @@
 #include <linux/uaccess.h>
 #include <linux/dynamic_debug.h>
 #include <linux/debugfs.h>
+#include <linux/slab.h>
 
 extern struct _ddebug __start___verbose[];
 extern struct _ddebug __stop___verbose[];
diff --git a/lib/flex_array.c b/lib/flex_array.c
index 66eef2e4483e..41b1804fa728 100644
--- a/lib/flex_array.c
+++ b/lib/flex_array.c
@@ -99,7 +99,7 @@ struct flex_array *flex_array_alloc(int element_size, unsigned int total,
         ret->element_size = element_size;
         ret->total_nr_elements = total;
         if (elements_fit_in_base(ret) && !(flags & __GFP_ZERO))
-                memset(ret->parts[0], FLEX_ARRAY_FREE,
+                memset(&ret->parts[0], FLEX_ARRAY_FREE,
                                                 FLEX_ARRAY_BASE_BYTES_LEFT);
         return ret;
 }
diff --git a/lib/genalloc.c b/lib/genalloc.c
index e67f97495dd5..736c3b06398e 100644
--- a/lib/genalloc.c
+++ b/lib/genalloc.c
@@ -10,6 +10,7 @@
  * Version 2.  See the file COPYING for more details.
  */
 
+#include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/bitmap.h>
 #include <linux/genalloc.h>
diff --git a/lib/inflate.c b/lib/inflate.c
index d10255973a9f..677b738c2204 100644
--- a/lib/inflate.c
+++ b/lib/inflate.c
@@ -103,6 +103,7 @@
       the two sets of lengths.
  */
 #include <linux/compiler.h>
+#include <linux/slab.h>
 
 #ifdef RCSID
 static char rcsid[] = "#Id: inflate.c,v 0.14 1993/06/10 13:27:04 jloup Exp #";
diff --git a/lib/kasprintf.c b/lib/kasprintf.c
index c5ff1fd10030..9c4233b23783 100644
--- a/lib/kasprintf.c
+++ b/lib/kasprintf.c
@@ -6,6 +6,7 @@
 
 #include <stdarg.h>
 #include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/string.h>
 
diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c
index c9d3a3e8405d..7b48d44ced6e 100644
--- a/lib/kobject_uevent.c
+++ b/lib/kobject_uevent.c
@@ -18,6 +18,7 @@
 #include <linux/string.h>
 #include <linux/kobject.h>
 #include <linux/module.h>
+#include <linux/slab.h>
 
 #include <linux/socket.h>
 #include <linux/skbuff.h>
diff --git a/lib/kref.c b/lib/kref.c
index 9ecd6e865610..6d19f690380b 100644
--- a/lib/kref.c
+++ b/lib/kref.c
@@ -13,6 +13,7 @@
 
 #include <linux/kref.h>
 #include <linux/module.h>
+#include <linux/slab.h>
 
 /**
  * kref_set - initialize object and set refcount to requested number.
diff --git a/lib/lcm.c b/lib/lcm.c
new file mode 100644
index 000000000000..157cd88a6ffc
--- /dev/null
+++ b/lib/lcm.c
@@ -0,0 +1,15 @@
+#include <linux/kernel.h>
+#include <linux/gcd.h>
+#include <linux/module.h>
+
+/* Lowest common multiple */
+unsigned long lcm(unsigned long a, unsigned long b)
+{
+        if (a && b)
+                return (a * b) / gcd(a, b);
+        else if (b)
+                return b;
+
+        return a;
+}
+EXPORT_SYMBOL_GPL(lcm);
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 6b9670d6bbf9..2a087e0f9863 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -28,7 +28,6 @@
 #include <linux/slab.h>
 #include <linux/notifier.h>
 #include <linux/cpu.h>
-#include <linux/gfp.h>
 #include <linux/string.h>
 #include <linux/bitops.h>
 #include <linux/rcupdate.h>
@@ -556,6 +555,10 @@ EXPORT_SYMBOL(radix_tree_tag_clear);
  *
  *  0: tag not present or not set
  *  1: tag set
+ *
+ * Note that the return value of this function may not be relied on, even if
+ * the RCU lock is held, unless tag modification and node deletion are excluded
+ * from concurrency.
  */
 int radix_tree_tag_get(struct radix_tree_root *root,
                         unsigned long index, unsigned int tag)
@@ -596,12 +599,8 @@ int radix_tree_tag_get(struct radix_tree_root *root,
                  */
                 if (!tag_get(node, tag, offset))
                         saw_unset_tag = 1;
-                if (height == 1) {
-                        int ret = tag_get(node, tag, offset);
-
-                        BUG_ON(ret && saw_unset_tag);
-                        return !!ret;
-                }
+                if (height == 1)
+                        return !!tag_get(node, tag, offset);
                 node = rcu_dereference_raw(node->slots[offset]);
                 shift -= RADIX_TREE_MAP_SHIFT;
                 height--;
diff --git a/lib/ratelimit.c b/lib/ratelimit.c
index 09f5ce1810dc..027a03f4c56d 100644
--- a/lib/ratelimit.c
+++ b/lib/ratelimit.c
@@ -16,9 +16,14 @@
 /*
  * __ratelimit - rate limiting
  * @rs: ratelimit_state data
+ * @func: name of calling function
  *
- * This enforces a rate limit: not more than @rs->ratelimit_burst callbacks
- * in every @rs->ratelimit_jiffies
+ * This enforces a rate limit: not more than @rs->burst callbacks
+ * in every @rs->interval
+ *
+ * RETURNS:
+ * 0 means callbacks will be suppressed.
+ * 1 means go ahead and do it.
  */
 int ___ratelimit(struct ratelimit_state *rs, const char *func)
 {
@@ -35,7 +40,7 @@ int ___ratelimit(struct ratelimit_state *rs, const char *func)
          * the entity that is holding the lock already:
          */
         if (!spin_trylock_irqsave(&rs->lock, flags))
-                return 1;
+                return 0;
 
         if (!rs->begin)
                 rs->begin = jiffies;
diff --git a/lib/rwsem-spinlock.c b/lib/rwsem-spinlock.c
index ccf95bff7984..ffc9fc7f3b05 100644
--- a/lib/rwsem-spinlock.c
+++ b/lib/rwsem-spinlock.c
@@ -143,13 +143,14 @@ void __sched __down_read(struct rw_semaphore *sem)
 {
         struct rwsem_waiter waiter;
         struct task_struct *tsk;
+        unsigned long flags;
 
-        spin_lock_irq(&sem->wait_lock);
+        spin_lock_irqsave(&sem->wait_lock, flags);
 
         if (sem->activity >= 0 && list_empty(&sem->wait_list)) {
                 /* granted */
                 sem->activity++;
-                spin_unlock_irq(&sem->wait_lock);
+                spin_unlock_irqrestore(&sem->wait_lock, flags);
                 goto out;
         }
 
@@ -164,7 +165,7 @@ void __sched __down_read(struct rw_semaphore *sem)
         list_add_tail(&waiter.list, &sem->wait_list);
 
         /* we don't need to touch the semaphore struct anymore */
-        spin_unlock_irq(&sem->wait_lock);
+        spin_unlock_irqrestore(&sem->wait_lock, flags);
 
         /* wait to be given the lock */
         for (;;) {
@@ -209,13 +210,14 @@ void __sched __down_write_nested(struct rw_semaphore *sem, int subclass)
 {
         struct rwsem_waiter waiter;
         struct task_struct *tsk;
+        unsigned long flags;
 
-        spin_lock_irq(&sem->wait_lock);
+        spin_lock_irqsave(&sem->wait_lock, flags);
 
         if (sem->activity == 0 && list_empty(&sem->wait_list)) {
                 /* granted */
                 sem->activity = -1;
-                spin_unlock_irq(&sem->wait_lock);
+                spin_unlock_irqrestore(&sem->wait_lock, flags);
                 goto out;
         }
 
@@ -230,7 +232,7 @@ void __sched __down_write_nested(struct rw_semaphore *sem, int subclass)
         list_add_tail(&waiter.list, &sem->wait_list);
 
         /* we don't need to touch the semaphore struct anymore */
-        spin_unlock_irq(&sem->wait_lock);
+        spin_unlock_irqrestore(&sem->wait_lock, flags);
 
         /* wait to be given the lock */
         for (;;) {
diff --git a/lib/scatterlist.c b/lib/scatterlist.c
index 0d475d8167bf..9afa25b52a83 100644
--- a/lib/scatterlist.c
+++ b/lib/scatterlist.c
@@ -7,6 +7,7 @@
  * Version 2. See the file COPYING for more details.
  */
 #include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/scatterlist.h>
 #include <linux/highmem.h>
 
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 437eedb5a53b..5fddf720da73 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -28,6 +28,7 @@
 #include <linux/types.h>
 #include <linux/ctype.h>
 #include <linux/highmem.h>
+#include <linux/gfp.h>
 
 #include <asm/io.h>
 #include <asm/dma.h>
diff --git a/lib/textsearch.c b/lib/textsearch.c
index 9fbcb44c554f..d608331b3e47 100644
--- a/lib/textsearch.c
+++ b/lib/textsearch.c
@@ -103,6 +103,7 @@
 #include <linux/rcupdate.h>
 #include <linux/err.h>
 #include <linux/textsearch.h>
+#include <linux/slab.h>
 
 static LIST_HEAD(ts_ops);
 static DEFINE_SPINLOCK(ts_mod_lock);
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 0d461c7c14db..46d34b0b74a8 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -118,6 +118,7 @@ long long simple_strtoll(const char *cp, char **endp, unsigned int base)
 
         return simple_strtoull(cp, endp, base);
 }
+EXPORT_SYMBOL(simple_strtoll);
 
 /**
  * strict_strtoul - convert a string to an unsigned long strictly
@@ -408,12 +409,12 @@ enum format_type {
 };
 
 struct printf_spec {
-        u16     type;
-        s16     field_width;    /* width of output field */
+        u8      type;           /* format_type enum */
         u8      flags;          /* flags to number() */
-        u8      base;
-        s8      precision;      /* # of digits/chars */
-        u8      qualifier;
+        u8      base;           /* number base, 8, 10 or 16 only */
+        u8      qualifier;      /* number qualifier, one of 'hHlLtzZ' */
+        s16     field_width;    /* width of output field */
+        s16     precision;      /* # of digits/chars */
 };
 
 static char *number(char *buf, char *end, unsigned long long num,
@@ -609,6 +610,12 @@ static char *resource_string(char *buf, char *end, struct resource *res,
                 .precision = -1,
                 .flags = SPECIAL | SMALL | ZEROPAD,
         };
+        static const struct printf_spec bus_spec = {
+                .base = 16,
+                .field_width = 2,
+                .precision = -1,
+                .flags = SMALL | ZEROPAD,
+        };
         static const struct printf_spec dec_spec = {
                 .base = 10,
                 .precision = -1,
@@ -629,7 +636,7 @@ static char *resource_string(char *buf, char *end, struct resource *res,
          * 64-bit res (sizeof==8): 20 chars in dec, 18 in hex ("0x" + 16) */
 #define RSRC_BUF_SIZE           ((2 * sizeof(resource_size_t)) + 4)
 #define FLAG_BUF_SIZE           (2 * sizeof(res->flags))
-#define DECODED_BUF_SIZE        sizeof("[mem - 64bit pref disabled]")
+#define DECODED_BUF_SIZE        sizeof("[mem - 64bit pref window disabled]")
 #define RAW_BUF_SIZE            sizeof("[mem - flags 0x]")
         char sym[max(2*RSRC_BUF_SIZE + DECODED_BUF_SIZE,
                      2*RSRC_BUF_SIZE + FLAG_BUF_SIZE + RAW_BUF_SIZE)];
@@ -651,6 +658,9 @@ static char *resource_string(char *buf, char *end, struct resource *res,
         } else if (res->flags & IORESOURCE_DMA) {
                 p = string(p, pend, "dma ", str_spec);
                 specp = &dec_spec;
+        } else if (res->flags & IORESOURCE_BUS) {
+                p = string(p, pend, "bus ", str_spec);
+                specp = &bus_spec;
         } else {
                 p = string(p, pend, "??? ", str_spec);
                 specp = &mem_spec;
@@ -666,6 +676,8 @@ static char *resource_string(char *buf, char *end, struct resource *res,
                         p = string(p, pend, " 64bit", str_spec);
                 if (res->flags & IORESOURCE_PREFETCH)
                         p = string(p, pend, " pref", str_spec);
+                if (res->flags & IORESOURCE_WINDOW)
+                        p = string(p, pend, " window", str_spec);
                 if (res->flags & IORESOURCE_DISABLED)
                         p = string(p, pend, " disabled", str_spec);
         } else {
diff --git a/lib/zlib_inflate/inffast.c b/lib/zlib_inflate/inffast.c
index 215447c55261..2c13ecc5bb2c 100644
--- a/lib/zlib_inflate/inffast.c
+++ b/lib/zlib_inflate/inffast.c
@@ -8,21 +8,6 @@
 #include "inflate.h"
 #include "inffast.h"
 
-/* Only do the unaligned "Faster" variant when
- * CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS is set
- *
- * On powerpc, it won't be as we don't include autoconf.h
- * automatically for the boot wrapper, which is intended as
- * we run in an environment where we may not be able to deal
- * with (even rare) alignment faults. In addition, we do not
- * define __KERNEL__ for arch/powerpc/boot unlike x86
- */
-
-#ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
-#include <asm/unaligned.h>
-#include <asm/byteorder.h>
-#endif
-
 #ifndef ASMINF
 
 /* Allow machine dependent optimization for post-increment or pre-increment.
@@ -36,14 +21,31 @@
    - Pentium III (Anderson)
    - M68060 (Nikl)
  */
+union uu {
+        unsigned short us;
+        unsigned char b[2];
+};
+
+/* Endian independed version */
+static inline unsigned short
+get_unaligned16(const unsigned short *p)
+{
+        union uu  mm;
+        unsigned char *b = (unsigned char *)p;
+
+        mm.b[0] = b[0];
+        mm.b[1] = b[1];
+        return mm.us;
+}
+
 #ifdef POSTINC
 #  define OFF 0
 #  define PUP(a) *(a)++
-#  define UP_UNALIGNED(a) get_unaligned((a)++)
+#  define UP_UNALIGNED(a) get_unaligned16((a)++)
 #else
 #  define OFF 1
 #  define PUP(a) *++(a)
-#  define UP_UNALIGNED(a) get_unaligned(++(a))
+#  define UP_UNALIGNED(a) get_unaligned16(++(a))
 #endif
 
 /*
@@ -256,7 +258,6 @@ void inflate_fast(z_streamp strm, unsigned start)
                     }
                 }
                 else {
-#ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
                     unsigned short *sout;
                     unsigned long loops;
 
@@ -274,22 +275,25 @@ void inflate_fast(z_streamp strm, unsigned start)
                         sfrom = (unsigned short *)(from - OFF);
                         loops = len >> 1;
                         do
+#ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
+                            PUP(sout) = PUP(sfrom);
+#else
                             PUP(sout) = UP_UNALIGNED(sfrom);
+#endif
                         while (--loops);
                         out = (unsigned char *)sout + OFF;
                         from = (unsigned char *)sfrom + OFF;
                     } else { /* dist == 1 or dist == 2 */
                         unsigned short pat16;
 
-                        pat16 = *(sout-2+2*OFF);
-                        if (dist == 1)
-#if defined(__BIG_ENDIAN)
-                            pat16 = (pat16 & 0xff) | ((pat16 & 0xff) << 8);
-#elif defined(__LITTLE_ENDIAN)
-                            pat16 = (pat16 & 0xff00) | ((pat16 & 0xff00) >> 8);
-#else
-#error __BIG_ENDIAN nor __LITTLE_ENDIAN is defined
-#endif
+                        pat16 = *(sout-1+OFF);
+                        if (dist == 1) {
+                                union uu mm;
+                                /* copy one char pattern to both bytes */
+                                mm.us = pat16;
+                                mm.b[0] = mm.b[1];
+                                pat16 = mm.us;
+                        }
                         loops = len >> 1;
                         do
                             PUP(sout) = pat16;
@@ -298,20 +302,6 @@ void inflate_fast(z_streamp strm, unsigned start)
                     }
                     if (len & 1)
                         PUP(out) = PUP(from);
-#else /* CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS */
-                    from = out - dist;          /* copy direct from output */
-                    do {                        /* minimum length is three */
-                         PUP(out) = PUP(from);
-                         PUP(out) = PUP(from);
-                         PUP(out) = PUP(from);
-                         len -= 3;
-                    } while (len > 2);
-                    if (len) {
-                         PUP(out) = PUP(from);
-                         if (len > 1)
-                             PUP(out) = PUP(from);
-                    }
-#endif /* !CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS */
                 }
             }
             else if ((op & 64) == 0) {          /* 2nd level distance code */