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Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/include/asm/qdio.h1
-rw-r--r--arch/s390/kernel/crash_dump.c17
-rw-r--r--arch/s390/lib/mem.S9
-rw-r--r--arch/s390/mm/fault.c2
-rw-r--r--arch/s390/net/bpf_jit_comp.c3
-rw-r--r--arch/s390/numa/numa.c16
-rw-r--r--arch/s390/pci/pci.c2
7 files changed, 25 insertions, 25 deletions
diff --git a/arch/s390/include/asm/qdio.h b/arch/s390/include/asm/qdio.h
index 998b61cd0e56..4b39ba700d32 100644
--- a/arch/s390/include/asm/qdio.h
+++ b/arch/s390/include/asm/qdio.h
@@ -261,7 +261,6 @@ struct qdio_outbuf_state {
void *user;
};
-#define QDIO_OUTBUF_STATE_FLAG_NONE 0x00
#define QDIO_OUTBUF_STATE_FLAG_PENDING 0x01
#define CHSC_AC1_INITIATE_INPUTQ 0x80
diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index 598254461fb7..167135294ca5 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -401,11 +401,13 @@ static void *get_vmcoreinfo_old(unsigned long *size)
if (copy_oldmem_kernel(nt_name, addr + sizeof(note),
sizeof(nt_name) - 1))
return NULL;
- if (strcmp(nt_name, "VMCOREINFO") != 0)
+ if (strcmp(nt_name, VMCOREINFO_NOTE_NAME) != 0)
return NULL;
vmcoreinfo = kzalloc_panic(note.n_descsz);
- if (copy_oldmem_kernel(vmcoreinfo, addr + 24, note.n_descsz))
+ if (copy_oldmem_kernel(vmcoreinfo, addr + 24, note.n_descsz)) {
+ kfree(vmcoreinfo);
return NULL;
+ }
*size = note.n_descsz;
return vmcoreinfo;
}
@@ -415,15 +417,20 @@ static void *get_vmcoreinfo_old(unsigned long *size)
*/
static void *nt_vmcoreinfo(void *ptr)
{
+ const char *name = VMCOREINFO_NOTE_NAME;
unsigned long size;
void *vmcoreinfo;
vmcoreinfo = os_info_old_entry(OS_INFO_VMCOREINFO, &size);
- if (!vmcoreinfo)
- vmcoreinfo = get_vmcoreinfo_old(&size);
+ if (vmcoreinfo)
+ return nt_init_name(ptr, 0, vmcoreinfo, size, name);
+
+ vmcoreinfo = get_vmcoreinfo_old(&size);
if (!vmcoreinfo)
return ptr;
- return nt_init_name(ptr, 0, vmcoreinfo, size, "VMCOREINFO");
+ ptr = nt_init_name(ptr, 0, vmcoreinfo, size, name);
+ kfree(vmcoreinfo);
+ return ptr;
}
/*
diff --git a/arch/s390/lib/mem.S b/arch/s390/lib/mem.S
index e7672edc284a..5ff0520784f2 100644
--- a/arch/s390/lib/mem.S
+++ b/arch/s390/lib/mem.S
@@ -27,7 +27,7 @@
*/
ENTRY(memset)
ltgr %r4,%r4
- bzr %r14
+ jz .Lmemset_exit
ltgr %r3,%r3
jnz .Lmemset_fill
aghi %r4,-1
@@ -42,12 +42,13 @@ ENTRY(memset)
.Lmemset_clear_rest:
larl %r3,.Lmemset_xc
ex %r4,0(%r3)
+.Lmemset_exit:
BR_EX %r14
.Lmemset_fill:
stc %r3,0(%r2)
cghi %r4,1
lgr %r1,%r2
- ber %r14
+ je .Lmemset_fill_exit
aghi %r4,-2
srlg %r3,%r4,8
ltgr %r3,%r3
@@ -59,6 +60,7 @@ ENTRY(memset)
.Lmemset_fill_rest:
larl %r3,.Lmemset_mvc
ex %r4,0(%r3)
+.Lmemset_fill_exit:
BR_EX %r14
.Lmemset_xc:
xc 0(1,%r1),0(%r1)
@@ -73,7 +75,7 @@ EXPORT_SYMBOL(memset)
*/
ENTRY(memcpy)
ltgr %r4,%r4
- bzr %r14
+ jz .Lmemcpy_exit
aghi %r4,-1
srlg %r5,%r4,8
ltgr %r5,%r5
@@ -82,6 +84,7 @@ ENTRY(memcpy)
.Lmemcpy_rest:
larl %r5,.Lmemcpy_mvc
ex %r4,0(%r5)
+.Lmemcpy_exit:
BR_EX %r14
.Lmemcpy_loop:
mvc 0(256,%r1),0(%r3)
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 661d9fe63c43..ba2f21873cbd 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -462,6 +462,8 @@ retry:
/* No reason to continue if interrupted by SIGKILL. */
if ((fault & VM_FAULT_RETRY) && fatal_signal_pending(current)) {
fault = VM_FAULT_SIGNAL;
+ if (flags & FAULT_FLAG_RETRY_NOWAIT)
+ goto out_up;
goto out;
}
if (unlikely(fault & VM_FAULT_ERROR))
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index e7ce2577f0c9..8bd25aebf488 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -517,8 +517,6 @@ static void bpf_jit_epilogue(struct bpf_jit *jit)
/* br %r1 */
_EMIT2(0x07f1);
} else {
- /* larl %r1,.+14 */
- EMIT6_PCREL_RILB(0xc0000000, REG_1, jit->prg + 14);
/* ex 0,S390_lowcore.br_r1_tampoline */
EMIT4_DISP(0x44000000, REG_0, REG_0,
offsetof(struct lowcore, br_r1_trampoline));
@@ -1386,6 +1384,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *fp)
goto free_addrs;
}
if (bpf_jit_prog(&jit, fp)) {
+ bpf_jit_binary_free(header);
fp = orig_fp;
goto free_addrs;
}
diff --git a/arch/s390/numa/numa.c b/arch/s390/numa/numa.c
index f576f1073378..0dac2640c3a7 100644
--- a/arch/s390/numa/numa.c
+++ b/arch/s390/numa/numa.c
@@ -133,6 +133,8 @@ void __init numa_setup(void)
{
pr_info("NUMA mode: %s\n", mode->name);
nodes_clear(node_possible_map);
+ /* Initially attach all possible CPUs to node 0. */
+ cpumask_copy(&node_to_cpumask_map[0], cpu_possible_mask);
if (mode->setup)
mode->setup();
numa_setup_memory();
@@ -140,20 +142,6 @@ void __init numa_setup(void)
}
/*
- * numa_init_early() - Initialization initcall
- *
- * This runs when only one CPU is online and before the first
- * topology update is called for by the scheduler.
- */
-static int __init numa_init_early(void)
-{
- /* Attach all possible CPUs to node 0 for now. */
- cpumask_copy(&node_to_cpumask_map[0], cpu_possible_mask);
- return 0;
-}
-early_initcall(numa_init_early);
-
-/*
* numa_init_late() - Initialization initcall
*
* Register NUMA nodes.
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index 03a1d5976ff5..87574110394d 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -407,6 +407,8 @@ int arch_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
hwirq = 0;
for_each_pci_msi_entry(msi, pdev) {
rc = -EIO;
+ if (hwirq >= msi_vecs)
+ break;
irq = irq_alloc_desc(0); /* Alloc irq on node 0 */
if (irq < 0)
goto out_msi;
generated by cgit v1.2.3 (git 2.0.4) at 2025-05-24 03:46:36 +0000