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authorLinus Torvalds <torvalds@linux-foundation.org>2021-05-07 00:34:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-05-07 00:34:51 -0700
commita48b0872e69428d3d02994dcfad3519f01def7fa (patch)
tree20617cba7bbb16d36faf79204ca69abc214d6c38 /arch/arm
parent05da1f643f00ae9aabb8318709e40579789b7c64 (diff)
parentbaf2f90ba416cd887d7f54cc877d8764f6775de2 (diff)
Merge branch 'akpm' (patches from Andrew)
Merge yet more updates from Andrew Morton: "This is everything else from -mm for this merge window. 90 patches. Subsystems affected by this patch series: mm (cleanups and slub), alpha, procfs, sysctl, misc, core-kernel, bitmap, lib, compat, checkpatch, epoll, isofs, nilfs2, hpfs, exit, fork, kexec, gcov, panic, delayacct, gdb, resource, selftests, async, initramfs, ipc, drivers/char, and spelling" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (90 commits) mm: fix typos in comments mm: fix typos in comments treewide: remove editor modelines and cruft ipc/sem.c: spelling fix fs: fat: fix spelling typo of values kernel/sys.c: fix typo kernel/up.c: fix typo kernel/user_namespace.c: fix typos kernel/umh.c: fix some spelling mistakes include/linux/pgtable.h: few spelling fixes mm/slab.c: fix spelling mistake "disired" -> "desired" scripts/spelling.txt: add "overflw" scripts/spelling.txt: Add "diabled" typo scripts/spelling.txt: add "overlfow" arm: print alloc free paths for address in registers mm/vmalloc: remove vwrite() mm: remove xlate_dev_kmem_ptr() drivers/char: remove /dev/kmem for good mm: fix some typos and code style problems ipc/sem.c: mundane typo fixes ...
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/configs/dove_defconfig1
-rw-r--r--arch/arm/configs/magician_defconfig1
-rw-r--r--arch/arm/configs/moxart_defconfig1
-rw-r--r--arch/arm/configs/mps2_defconfig1
-rw-r--r--arch/arm/configs/mvebu_v5_defconfig1
-rw-r--r--arch/arm/configs/xcep_defconfig1
-rw-r--r--arch/arm/include/asm/bug.h1
-rw-r--r--arch/arm/include/asm/io.h5
-rw-r--r--arch/arm/kernel/process.c11
-rw-r--r--arch/arm/kernel/traps.c1
10 files changed, 13 insertions, 11 deletions
diff --git a/arch/arm/configs/dove_defconfig b/arch/arm/configs/dove_defconfig
index e70c997d5f4c..b935162a8bba 100644
--- a/arch/arm/configs/dove_defconfig
+++ b/arch/arm/configs/dove_defconfig
@@ -63,7 +63,6 @@ CONFIG_INPUT_EVDEV=y
# CONFIG_MOUSE_PS2 is not set
# CONFIG_SERIO is not set
CONFIG_LEGACY_PTY_COUNT=16
-# CONFIG_DEVKMEM is not set
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_8250_RUNTIME_UARTS=2
diff --git a/arch/arm/configs/magician_defconfig b/arch/arm/configs/magician_defconfig
index b4670d42f378..abde1fb23b20 100644
--- a/arch/arm/configs/magician_defconfig
+++ b/arch/arm/configs/magician_defconfig
@@ -72,7 +72,6 @@ CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_INPUT_MISC=y
CONFIG_INPUT_UINPUT=m
# CONFIG_SERIO is not set
-# CONFIG_DEVKMEM is not set
CONFIG_SERIAL_PXA=y
# CONFIG_LEGACY_PTYS is not set
# CONFIG_HW_RANDOM is not set
diff --git a/arch/arm/configs/moxart_defconfig b/arch/arm/configs/moxart_defconfig
index 6834e97af348..eacc089d86c5 100644
--- a/arch/arm/configs/moxart_defconfig
+++ b/arch/arm/configs/moxart_defconfig
@@ -79,7 +79,6 @@ CONFIG_INPUT_EVBUG=y
# CONFIG_SERIO is not set
# CONFIG_VT is not set
# CONFIG_LEGACY_PTYS is not set
-# CONFIG_DEVKMEM is not set
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_8250_NR_UARTS=1
diff --git a/arch/arm/configs/mps2_defconfig b/arch/arm/configs/mps2_defconfig
index 1d923dbb9928..89f4a6ff30bd 100644
--- a/arch/arm/configs/mps2_defconfig
+++ b/arch/arm/configs/mps2_defconfig
@@ -69,7 +69,6 @@ CONFIG_SMSC911X=y
# CONFIG_VT is not set
# CONFIG_LEGACY_PTYS is not set
CONFIG_SERIAL_NONSTANDARD=y
-# CONFIG_DEVKMEM is not set
CONFIG_SERIAL_MPS2_UART_CONSOLE=y
CONFIG_SERIAL_MPS2_UART=y
# CONFIG_HW_RANDOM is not set
diff --git a/arch/arm/configs/mvebu_v5_defconfig b/arch/arm/configs/mvebu_v5_defconfig
index 4f16716bfc32..d57ff30dabff 100644
--- a/arch/arm/configs/mvebu_v5_defconfig
+++ b/arch/arm/configs/mvebu_v5_defconfig
@@ -100,7 +100,6 @@ CONFIG_INPUT_EVDEV=y
CONFIG_KEYBOARD_GPIO=y
# CONFIG_INPUT_MOUSE is not set
CONFIG_LEGACY_PTY_COUNT=16
-# CONFIG_DEVKMEM is not set
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_8250_RUNTIME_UARTS=2
diff --git a/arch/arm/configs/xcep_defconfig b/arch/arm/configs/xcep_defconfig
index f1fbdfc5c8c6..4d8e7f2eaef7 100644
--- a/arch/arm/configs/xcep_defconfig
+++ b/arch/arm/configs/xcep_defconfig
@@ -53,7 +53,6 @@ CONFIG_NET_ETHERNET=y
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
-# CONFIG_DEVKMEM is not set
CONFIG_SERIAL_PXA=y
CONFIG_SERIAL_PXA_CONSOLE=y
# CONFIG_LEGACY_PTYS is not set
diff --git a/arch/arm/include/asm/bug.h b/arch/arm/include/asm/bug.h
index 673c7dd75ab9..ba8d9d7d242b 100644
--- a/arch/arm/include/asm/bug.h
+++ b/arch/arm/include/asm/bug.h
@@ -88,5 +88,6 @@ extern asmlinkage void c_backtrace(unsigned long fp, int pmode,
struct mm_struct;
void show_pte(const char *lvl, struct mm_struct *mm, unsigned long addr);
extern void __show_regs(struct pt_regs *);
+extern void __show_regs_alloc_free(struct pt_regs *regs);
#endif
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index fc748122f1e0..f74944c6fe8d 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -430,11 +430,6 @@ extern void pci_iounmap(struct pci_dev *dev, void __iomem *addr);
*/
#define xlate_dev_mem_ptr(p) __va(p)
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p) p
-
#include <asm-generic/io.h>
#ifdef CONFIG_MMU
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 5199a2bb4111..6324f4db9b02 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -92,6 +92,17 @@ void arch_cpu_idle_exit(void)
ledtrig_cpu(CPU_LED_IDLE_END);
}
+void __show_regs_alloc_free(struct pt_regs *regs)
+{
+ int i;
+
+ /* check for r0 - r12 only */
+ for (i = 0; i < 13; i++) {
+ pr_alert("Register r%d information:", i);
+ mem_dump_obj((void *)regs->uregs[i]);
+ }
+}
+
void __show_regs(struct pt_regs *regs)
{
unsigned long flags;
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 17d5a785df28..64308e3a5d0c 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -287,6 +287,7 @@ static int __die(const char *str, int err, struct pt_regs *regs)
print_modules();
__show_regs(regs);
+ __show_regs_alloc_free(regs);
pr_emerg("Process %.*s (pid: %d, stack limit = 0x%p)\n",
TASK_COMM_LEN, tsk->comm, task_pid_nr(tsk), end_of_stack(tsk));