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Date: Mon, 19 Dec 2022 12:42:16 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 5.4.228
diff --git a/Makefile b/Makefile
index 111f7c91ed6f..d70676d900f5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
-SUBLEVEL = 227
+SUBLEVEL = 228
EXTRAVERSION =
NAME = Kleptomaniac Octopus
diff --git a/arch/x86/kernel/cpu/mtrr/mtrr.c b/arch/x86/kernel/cpu/mtrr/mtrr.c
index 507039c20128..4482819bb13c 100644
--- a/arch/x86/kernel/cpu/mtrr/mtrr.c
+++ b/arch/x86/kernel/cpu/mtrr/mtrr.c
@@ -794,8 +794,6 @@ void mtrr_ap_init(void)
if (!use_intel() || mtrr_aps_delayed_init)
return;
- rcu_cpu_starting(smp_processor_id());
-
/*
* Ideally we should hold mtrr_mutex here to avoid mtrr entries
* changed, but this routine will be called in cpu boot time,
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 8367bd7a9a81..1699d18bd154 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -224,6 +224,7 @@ static void notrace start_secondary(void *unused)
#endif
load_current_idt();
cpu_init();
+ rcu_cpu_starting(raw_smp_processor_id());
x86_cpuinit.early_percpu_clock_init();
preempt_disable();
smp_callin();
diff --git a/block/partition-generic.c b/block/partition-generic.c
index aee643ce13d1..e69452c1f5ad 100644
--- a/block/partition-generic.c
+++ b/block/partition-generic.c
@@ -272,6 +272,7 @@ void delete_partition(struct gendisk *disk, int partno)
struct disk_part_tbl *ptbl =
rcu_dereference_protected(disk->part_tbl, 1);
struct hd_struct *part;
+ struct block_device *bdev;
if (partno >= ptbl->len)
return;
@@ -292,6 +293,12 @@ void delete_partition(struct gendisk *disk, int partno)
* "in-use" until we really free the gendisk.
*/
blk_invalidate_devt(part_devt(part));
+
+ bdev = bdget(part_devt(part));
+ if (bdev) {
+ remove_inode_hash(bdev->bd_inode);
+ bdput(bdev);
+ }
hd_struct_kill(part);
}
diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c
index 957e51a77d4d..16fb4fc26518 100644
--- a/drivers/net/can/usb/mcba_usb.c
+++ b/drivers/net/can/usb/mcba_usb.c
@@ -47,6 +47,10 @@
#define MCBA_VER_REQ_USB 1
#define MCBA_VER_REQ_CAN 2
+/* Drive the CAN_RES signal LOW "0" to activate R24 and R25 */
+#define MCBA_VER_TERMINATION_ON 0
+#define MCBA_VER_TERMINATION_OFF 1
+
#define MCBA_SIDL_EXID_MASK 0x8
#define MCBA_DLC_MASK 0xf
#define MCBA_DLC_RTR_MASK 0x40
@@ -469,7 +473,7 @@ static void mcba_usb_process_ka_usb(struct mcba_priv *priv,
priv->usb_ka_first_pass = false;
}
- if (msg->termination_state)
+ if (msg->termination_state == MCBA_VER_TERMINATION_ON)
priv->can.termination = MCBA_TERMINATION_ENABLED;
else
priv->can.termination = MCBA_TERMINATION_DISABLED;
@@ -789,9 +793,9 @@ static int mcba_set_termination(struct net_device *netdev, u16 term)
};
if (term == MCBA_TERMINATION_ENABLED)
- usb_msg.termination = 1;
+ usb_msg.termination = MCBA_VER_TERMINATION_ON;
else
- usb_msg.termination = 0;
+ usb_msg.termination = MCBA_VER_TERMINATION_OFF;
mcba_usb_xmit_cmd(priv, (struct mcba_usb_msg *)&usb_msg);
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c
index 6ef48eb3a77d..b163489489e9 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c
@@ -874,7 +874,6 @@ area_cache_get(struct nfp_cpp *cpp, u32 id,
}
/* Adjust the start address to be cache size aligned */
- cache->id = id;
cache->addr = addr & ~(u64)(cache->size - 1);
/* Re-init to the new ID and address */
@@ -894,6 +893,8 @@ area_cache_get(struct nfp_cpp *cpp, u32 id,
return NULL;
}
+ cache->id = id;
+
exit:
/* Adjust offset */
*offset = addr - cache->addr;
diff --git a/drivers/pinctrl/mediatek/mtk-eint.c b/drivers/pinctrl/mediatek/mtk-eint.c
index 7e526bcf5e0b..24502dfeb83f 100644
--- a/drivers/pinctrl/mediatek/mtk-eint.c
+++ b/drivers/pinctrl/mediatek/mtk-eint.c
@@ -277,12 +277,15 @@ static struct irq_chip mtk_eint_irq_chip = {
static unsigned int mtk_eint_hw_init(struct mtk_eint *eint)
{
- void __iomem *reg = eint->base + eint->regs->dom_en;
+ void __iomem *dom_en = eint->base + eint->regs->dom_en;
+ void __iomem *mask_set = eint->base + eint->regs->mask_set;
unsigned int i;
for (i = 0; i < eint->hw->ap_num; i += 32) {
- writel(0xffffffff, reg);
- reg += 4;
+ writel(0xffffffff, dom_en);
+ writel(0xffffffff, mask_set);
+ dom_en += 4;
+ mask_set += 4;
}
return 0;
diff --git a/include/linux/can/platform/sja1000.h b/include/linux/can/platform/sja1000.h
index 5755ae5a4712..6a869682c120 100644
--- a/include/linux/can/platform/sja1000.h
+++ b/include/linux/can/platform/sja1000.h
@@ -14,7 +14,7 @@
#define OCR_MODE_TEST 0x01
#define OCR_MODE_NORMAL 0x02
#define OCR_MODE_CLOCK 0x03
-#define OCR_MODE_MASK 0x07
+#define OCR_MODE_MASK 0x03
#define OCR_TX0_INVERT 0x04
#define OCR_TX0_PULLDOWN 0x08
#define OCR_TX0_PULLUP 0x10
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index cef70d6e1657..c7507135c2a0 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -127,8 +127,8 @@ struct page *follow_huge_addr(struct mm_struct *mm, unsigned long address,
struct page *follow_huge_pd(struct vm_area_struct *vma,
unsigned long address, hugepd_t hpd,
int flags, int pdshift);
-struct page *follow_huge_pmd(struct mm_struct *mm, unsigned long address,
- pmd_t *pmd, int flags);
+struct page *follow_huge_pmd_pte(struct vm_area_struct *vma, unsigned long address,
+ int flags);
struct page *follow_huge_pud(struct mm_struct *mm, unsigned long address,
pud_t *pud, int flags);
struct page *follow_huge_pgd(struct mm_struct *mm, unsigned long address,
@@ -175,7 +175,7 @@ static inline void hugetlb_show_meminfo(void)
{
}
#define follow_huge_pd(vma, addr, hpd, flags, pdshift) NULL
-#define follow_huge_pmd(mm, addr, pmd, flags) NULL
+#define follow_huge_pmd_pte(vma, addr, flags) NULL
#define follow_huge_pud(mm, addr, pud, flags) NULL
#define follow_huge_pgd(mm, addr, pgd, flags) NULL
#define prepare_hugepage_range(file, addr, len) (-EINVAL)
diff --git a/mm/gup.c b/mm/gup.c
index 7ec083fe1c50..2cff8b4d412c 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -188,6 +188,17 @@ static struct page *follow_page_pte(struct vm_area_struct *vma,
spinlock_t *ptl;
pte_t *ptep, pte;
+ /*
+ * Considering PTE level hugetlb, like continuous-PTE hugetlb on
+ * ARM64 architecture.
+ */
+ if (is_vm_hugetlb_page(vma)) {
+ page = follow_huge_pmd_pte(vma, address, flags);
+ if (page)
+ return page;
+ return no_page_table(vma, flags);
+ }
+
retry:
if (unlikely(pmd_bad(*pmd)))
return no_page_table(vma, flags);
@@ -333,7 +344,7 @@ static struct page *follow_pmd_mask(struct vm_area_struct *vma,
if (pmd_none(pmdval))
return no_page_table(vma, flags);
if (pmd_huge(pmdval) && vma->vm_flags & VM_HUGETLB) {
- page = follow_huge_pmd(mm, address, pmd, flags);
+ page = follow_huge_pmd_pte(vma, address, flags);
if (page)
return page;
return no_page_table(vma, flags);
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 2126d78f053d..e4478b62d0f7 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -5157,30 +5157,30 @@ follow_huge_pd(struct vm_area_struct *vma,
}
struct page * __weak
-follow_huge_pmd(struct mm_struct *mm, unsigned long address,
- pmd_t *pmd, int flags)
+follow_huge_pmd_pte(struct vm_area_struct *vma, unsigned long address, int flags)
{
+ struct hstate *h = hstate_vma(vma);
+ struct mm_struct *mm = vma->vm_mm;
struct page *page = NULL;
spinlock_t *ptl;
- pte_t pte;
+ pte_t *ptep, pte;
+
retry:
- ptl = pmd_lockptr(mm, pmd);
- spin_lock(ptl);
- /*
- * make sure that the address range covered by this pmd is not
- * unmapped from other threads.
- */
- if (!pmd_huge(*pmd))
- goto out;
- pte = huge_ptep_get((pte_t *)pmd);
+ ptep = huge_pte_offset(mm, address, huge_page_size(h));
+ if (!ptep)
+ return NULL;
+
+ ptl = huge_pte_lock(h, mm, ptep);
+ pte = huge_ptep_get(ptep);
if (pte_present(pte)) {
- page = pmd_page(*pmd) + ((address & ~PMD_MASK) >> PAGE_SHIFT);
+ page = pte_page(pte) +
+ ((address & ~huge_page_mask(h)) >> PAGE_SHIFT);
if (flags & FOLL_GET)
get_page(page);
} else {
if (is_hugetlb_entry_migration(pte)) {
spin_unlock(ptl);
- __migration_entry_wait(mm, (pte_t *)pmd, ptl);
+ __migration_entry_wait(mm, ptep, ptl);
goto retry;
}
/*
@@ -5188,7 +5188,7 @@ follow_huge_pmd(struct mm_struct *mm, unsigned long address,
* follow_page_mask().
*/
}
-out:
+
spin_unlock(ptl);
return page;
}
diff --git a/net/core/filter.c b/net/core/filter.c
index 72bf78032f45..e81f7772161a 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -6196,6 +6196,8 @@ tc_cls_act_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog)
return &bpf_skb_adjust_room_proto;
case BPF_FUNC_skb_change_tail:
return &bpf_skb_change_tail_proto;
+ case BPF_FUNC_skb_change_head:
+ return &bpf_skb_change_head_proto;
case BPF_FUNC_skb_get_tunnel_key:
return &bpf_skb_get_tunnel_key_proto;
case BPF_FUNC_skb_set_tunnel_key:
diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
index 2faf95d4bb75..e01f3bf3ef17 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -458,8 +458,15 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol,
return err;
if (snd_soc_volsw_is_stereo(mc)) {
+ val2 = ucontrol->value.integer.value[1];
+
+ if (mc->platform_max && val2 > mc->platform_max)
+ return -EINVAL;
+ if (val2 > max)
+ return -EINVAL;
+
val_mask = mask << rshift;
- val2 = (ucontrol->value.integer.value[1] + min) & mask;
+ val2 = (val2 + min) & mask;
val2 = val2 << rshift;
err = snd_soc_component_update_bits(component, reg2, val_mask,
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