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authorLinus Torvalds <torvalds@linux-foundation.org>2013-03-09 03:05:42 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-03-09 03:05:42 +0400
commit59d8e5eb2bd5593d8220db0e25206cdfc42e83ea (patch)
tree5a11524581ff040f2c335fc6a318ff54f100552c
parentc4c5ff09872751eeb412e3e1af484955529426a1 (diff)
parentc3d6b628395fe6ec3442a83ddf02334c54867d43 (diff)
downloadlinux-59d8e5eb2bd5593d8220db0e25206cdfc42e83ea.tar.xz
Merge branch 'akpm' (fixes from Andrew)
Merge misc fixes from Andrew Morton. * emailed patches from Andrew Morton <akpm@linux-foundation.org>: alpha: boot: fix build breakage introduced by system.h disintegration memcg: initialize kmem-cache destroying work earlier Randy has moved ksm: fix m68k build: only NUMA needs pfn_to_nid dmi_scan: fix missing check for _DMI_ signature in smbios_present() Revert parts of "hlist: drop the node parameter from iterators" idr: remove WARN_ON_ONCE() on negative IDs mm/mempolicy.c: fix sp_node_init() argument ordering mm/mempolicy.c: fix wrong sp_node insertion ipc: don't allocate a copy larger than max ipc: fix potential oops when src msg > 4k w/ MSG_COPY
-rw-r--r--CREDITS6
-rw-r--r--Documentation/SubmittingPatches3
-rw-r--r--Documentation/printk-formats.txt2
-rw-r--r--arch/alpha/boot/head.S1
-rw-r--r--drivers/firmware/dmi_scan.c5
-rw-r--r--ipc/msg.c6
-rw-r--r--ipc/msgutil.c3
-rw-r--r--kernel/smpboot.c2
-rw-r--r--lib/idr.c16
-rw-r--r--mm/ksm.c2
-rw-r--r--mm/memcontrol.c8
-rw-r--r--mm/mempolicy.c4
-rw-r--r--net/9p/trans_virtio.c2
13 files changed, 26 insertions, 34 deletions
diff --git a/CREDITS b/CREDITS
index 948e0fb9a70e..78163cb3eb6a 100644
--- a/CREDITS
+++ b/CREDITS
@@ -953,11 +953,11 @@ S: Blacksburg, Virginia 24061
S: USA
N: Randy Dunlap
-E: rdunlap@xenotime.net
-W: http://www.xenotime.net/linux/linux.html
-W: http://www.linux-usb.org
+E: rdunlap@infradead.org
+W: http://www.infradead.org/~rdunlap/
D: Linux-USB subsystem, USB core/UHCI/printer/storage drivers
D: x86 SMP, ACPI, bootflag hacking
+D: documentation, builds
S: (ask for current address)
S: USA
diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches
index c379a2a6949f..aa0c1e63f050 100644
--- a/Documentation/SubmittingPatches
+++ b/Documentation/SubmittingPatches
@@ -60,8 +60,7 @@ own source tree. For example:
"dontdiff" is a list of files which are generated by the kernel during
the build process, and should be ignored in any diff(1)-generated
patch. The "dontdiff" file is included in the kernel tree in
-2.6.12 and later. For earlier kernel versions, you can get it
-from <http://www.xenotime.net/linux/doc/dontdiff>.
+2.6.12 and later.
Make sure your patch does not include any extra files which do not
belong in a patch submission. Make sure to review your patch -after-
diff --git a/Documentation/printk-formats.txt b/Documentation/printk-formats.txt
index e8a6aa473bab..6e953564de03 100644
--- a/Documentation/printk-formats.txt
+++ b/Documentation/printk-formats.txt
@@ -170,5 +170,5 @@ Reminder: sizeof() result is of type size_t.
Thank you for your cooperation and attention.
-By Randy Dunlap <rdunlap@xenotime.net> and
+By Randy Dunlap <rdunlap@infradead.org> and
Andrew Murray <amurray@mpc-data.co.uk>
diff --git a/arch/alpha/boot/head.S b/arch/alpha/boot/head.S
index b06812bcac83..8efb26686d47 100644
--- a/arch/alpha/boot/head.S
+++ b/arch/alpha/boot/head.S
@@ -4,6 +4,7 @@
* initial bootloader stuff..
*/
+#include <asm/pal.h>
.set noreorder
.globl __start
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index 982f1f5f5742..4cd392dbf115 100644
--- a/drivers/firmware/dmi_scan.c
+++ b/drivers/firmware/dmi_scan.c
@@ -442,7 +442,6 @@ static int __init dmi_present(const char __iomem *p)
static int __init smbios_present(const char __iomem *p)
{
u8 buf[32];
- int offset = 0;
memcpy_fromio(buf, p, 32);
if ((buf[5] < 32) && dmi_checksum(buf, buf[5])) {
@@ -461,9 +460,9 @@ static int __init smbios_present(const char __iomem *p)
dmi_ver = 0x0206;
break;
}
- offset = 16;
+ return memcmp(p + 16, "_DMI_", 5) || dmi_present(p + 16);
}
- return dmi_present(buf + offset);
+ return 1;
}
void __init dmi_scan_machine(void)
diff --git a/ipc/msg.c b/ipc/msg.c
index 950572f9d796..31cd1bf6af27 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -820,15 +820,17 @@ long do_msgrcv(int msqid, void __user *buf, size_t bufsz, long msgtyp,
struct msg_msg *copy = NULL;
unsigned long copy_number = 0;
+ ns = current->nsproxy->ipc_ns;
+
if (msqid < 0 || (long) bufsz < 0)
return -EINVAL;
if (msgflg & MSG_COPY) {
- copy = prepare_copy(buf, bufsz, msgflg, &msgtyp, &copy_number);
+ copy = prepare_copy(buf, min_t(size_t, bufsz, ns->msg_ctlmax),
+ msgflg, &msgtyp, &copy_number);
if (IS_ERR(copy))
return PTR_ERR(copy);
}
mode = convert_mode(&msgtyp, msgflg);
- ns = current->nsproxy->ipc_ns;
msq = msg_lock_check(ns, msqid);
if (IS_ERR(msq)) {
diff --git a/ipc/msgutil.c b/ipc/msgutil.c
index ebfcbfa8b7f2..5df8e4bf1db0 100644
--- a/ipc/msgutil.c
+++ b/ipc/msgutil.c
@@ -117,9 +117,6 @@ struct msg_msg *copy_msg(struct msg_msg *src, struct msg_msg *dst)
if (alen > DATALEN_MSG)
alen = DATALEN_MSG;
- dst->next = NULL;
- dst->security = NULL;
-
memcpy(dst + 1, src + 1, alen);
len -= alen;
diff --git a/kernel/smpboot.c b/kernel/smpboot.c
index 25d3d8b6e4e1..8eaed9aa9cf0 100644
--- a/kernel/smpboot.c
+++ b/kernel/smpboot.c
@@ -131,7 +131,7 @@ static int smpboot_thread_fn(void *data)
continue;
}
- //BUG_ON(td->cpu != smp_processor_id());
+ BUG_ON(td->cpu != smp_processor_id());
/* Check for state change setup */
switch (td->status) {
diff --git a/lib/idr.c b/lib/idr.c
index 73f4d53c02f3..00739aaf95a2 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -569,8 +569,7 @@ void idr_remove(struct idr *idp, int id)
struct idr_layer *p;
struct idr_layer *to_free;
- /* see comment in idr_find_slowpath() */
- if (WARN_ON_ONCE(id < 0))
+ if (id < 0)
return;
sub_remove(idp, (idp->layers - 1) * IDR_BITS, id);
@@ -667,15 +666,7 @@ void *idr_find_slowpath(struct idr *idp, int id)
int n;
struct idr_layer *p;
- /*
- * If @id is negative, idr_find() used to ignore the sign bit and
- * performed lookup with the rest of bits, which is weird and can
- * lead to very obscure bugs. We're now returning NULL for all
- * negative IDs but just in case somebody was depending on the sign
- * bit being ignored, let's trigger WARN_ON_ONCE() so that they can
- * be detected and fixed. WARN_ON_ONCE() can later be removed.
- */
- if (WARN_ON_ONCE(id < 0))
+ if (id < 0)
return NULL;
p = rcu_dereference_raw(idp->top);
@@ -824,8 +815,7 @@ void *idr_replace(struct idr *idp, void *ptr, int id)
int n;
struct idr_layer *p, *old_p;
- /* see comment in idr_find_slowpath() */
- if (WARN_ON_ONCE(id < 0))
+ if (id < 0)
return ERR_PTR(-EINVAL);
p = idp->top;
diff --git a/mm/ksm.c b/mm/ksm.c
index 85bfd4c16346..b6afe0c440d8 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -489,7 +489,7 @@ out: page = NULL;
*/
static inline int get_kpfn_nid(unsigned long kpfn)
{
- return ksm_merge_across_nodes ? 0 : pfn_to_nid(kpfn);
+ return ksm_merge_across_nodes ? 0 : NUMA(pfn_to_nid(kpfn));
}
static void remove_node_from_stable_tree(struct stable_node *stable_node)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 53b8201b31eb..2b552224f5cf 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3012,6 +3012,8 @@ void memcg_update_array_size(int num)
memcg_limited_groups_array_size = memcg_caches_array_size(num);
}
+static void kmem_cache_destroy_work_func(struct work_struct *w);
+
int memcg_update_cache_size(struct kmem_cache *s, int num_groups)
{
struct memcg_cache_params *cur_params = s->memcg_params;
@@ -3031,6 +3033,8 @@ int memcg_update_cache_size(struct kmem_cache *s, int num_groups)
return -ENOMEM;
}
+ INIT_WORK(&s->memcg_params->destroy,
+ kmem_cache_destroy_work_func);
s->memcg_params->is_root_cache = true;
/*
@@ -3078,6 +3082,8 @@ int memcg_register_cache(struct mem_cgroup *memcg, struct kmem_cache *s,
if (!s->memcg_params)
return -ENOMEM;
+ INIT_WORK(&s->memcg_params->destroy,
+ kmem_cache_destroy_work_func);
if (memcg) {
s->memcg_params->memcg = memcg;
s->memcg_params->root_cache = root_cache;
@@ -3358,8 +3364,6 @@ static void mem_cgroup_destroy_all_caches(struct mem_cgroup *memcg)
list_for_each_entry(params, &memcg->memcg_slab_caches, list) {
cachep = memcg_params_to_cache(params);
cachep->memcg_params->dead = true;
- INIT_WORK(&cachep->memcg_params->destroy,
- kmem_cache_destroy_work_func);
schedule_work(&cachep->memcg_params->destroy);
}
mutex_unlock(&memcg->slab_caches_mutex);
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 31d26637b658..74310017296e 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2390,9 +2390,9 @@ restart:
*mpol_new = *n->policy;
atomic_set(&mpol_new->refcnt, 1);
- sp_node_init(n_new, n->end, end, mpol_new);
- sp_insert(sp, n_new);
+ sp_node_init(n_new, end, n->end, mpol_new);
n->end = start;
+ sp_insert(sp, n_new);
n_new = NULL;
mpol_new = NULL;
break;
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 74dea377fe5b..de2e950a0a7a 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -655,7 +655,7 @@ static struct p9_trans_module p9_virtio_trans = {
.create = p9_virtio_create,
.close = p9_virtio_close,
.request = p9_virtio_request,
- //.zc_request = p9_virtio_zc_request,
+ .zc_request = p9_virtio_zc_request,
.cancel = p9_virtio_cancel,
/*
* We leave one entry for input and one entry for response