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authorLinus Torvalds <torvalds@linux-foundation.org>2016-10-11 23:59:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-10-11 23:59:07 -0700
commit1573d2caf713874cfe0d1336c823d0fb548d8bed (patch)
tree5757eb1a18a5536441c1347726f9c6cbbe0ca31e /arch/parisc/kernel
parent4cdf8dbe2d4b3891a9abd9f9ec32acbe58de0cf6 (diff)
parent0a862485f42af7df530b0b5f0e5ba8ffbb3a4a12 (diff)
downloadop-kernel-dev-1573d2caf713874cfe0d1336c823d0fb548d8bed.zip
op-kernel-dev-1573d2caf713874cfe0d1336c823d0fb548d8bed.tar.gz
Merge branch 'parisc-4.9-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull parisc fixes from Helge Deller: "Some final updates and fixes for this merge window for the parisc architecture. Changes include: - Fix boot problems with new memblock allocator on rp3410 machine - Increase initial kernel mapping size for 32- and 64-bit kernels, this allows to boot bigger kernels which have many modules built-in - Fix kernel layout regarding __gp and move exception table into RO section - Show trap names in crashes, use extable.h header instead of module.h" * 'parisc-4.9-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc: Show trap name in kernel crash parisc: Zero-initialize newly alloced memblock parisc: Move exception table into read-only section parisc: Fix kernel memory layout regarding position of __gp parisc: Increase initial kernel mapping size parisc: Migrate exception table users off module.h and onto extable.h
Diffstat (limited to 'arch/parisc/kernel')
-rw-r--r--arch/parisc/kernel/traps.c4
-rw-r--r--arch/parisc/kernel/vmlinux.lds.S14
2 files changed, 11 insertions, 7 deletions
diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c
index 97d6b20..378df92 100644
--- a/arch/parisc/kernel/traps.c
+++ b/arch/parisc/kernel/traps.c
@@ -458,8 +458,8 @@ void parisc_terminate(char *msg, struct pt_regs *regs, int code, unsigned long o
}
printk("\n");
- printk(KERN_CRIT "%s: Code=%d regs=%p (Addr=" RFMT ")\n",
- msg, code, regs, offset);
+ pr_crit("%s: Code=%d (%s) regs=%p (Addr=" RFMT ")\n",
+ msg, code, trap_name(code), regs, offset);
show_regs(regs);
spin_unlock(&terminate_lock);
diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S
index b37787d..3d6ef1b 100644
--- a/arch/parisc/kernel/vmlinux.lds.S
+++ b/arch/parisc/kernel/vmlinux.lds.S
@@ -90,8 +90,9 @@ SECTIONS
/* Start of data section */
_sdata = .;
- RO_DATA_SECTION(8)
-
+ /* Architecturally we need to keep __gp below 0x1000000 and thus
+ * in front of RO_DATA_SECTION() which stores lots of tracepoint
+ * and ftrace symbols. */
#ifdef CONFIG_64BIT
. = ALIGN(16);
/* Linkage tables */
@@ -106,6 +107,12 @@ SECTIONS
}
#endif
+ RO_DATA_SECTION(8)
+
+ /* RO because of BUILDTIME_EXTABLE_SORT */
+ EXCEPTION_TABLE(8)
+ NOTES
+
/* unwind info */
.PARISC.unwind : {
__start___unwind = .;
@@ -121,9 +128,6 @@ SECTIONS
. = ALIGN(HUGEPAGE_SIZE);
data_start = .;
- EXCEPTION_TABLE(8)
- NOTES
-
/* Data */
RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, PAGE_SIZE)
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