Commit 480f439c authored Nov 11, 2013 by Michal Marek

kallsyms: Revert back to 128 max symbol length

This reverts commits
f3462aa9 (Kbuild: Handle longer symbols in kallsyms.c) and
eea0e9cb (kbuild: Increase kallsyms max symbol length)
except for the added overflow check. The reason is a regression caused
by increasing the buffer:
http://marc.info/?l=linux-kernel&m=138387700415675

.

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Joe Mario <jmario@redhat.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>

parent ab7474ea

include/linux/kallsyms.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -9,7 +9,7 @@
		#include <linux/kernel.h>
		#include <linux/stddef.h>

		#define KSYM_NAME_LEN 255
		#define KSYM_NAME_LEN 128
		#define KSYM_SYMBOL_LEN (sizeof("%s+%#lx/%#lx [%s]") + (KSYM_NAME_LEN - 1) + \
		2(BITS_PER_LONG3/10) + (MODULE_NAME_LEN - 1) + 1)

scripts/kallsyms.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -27,7 +27,7 @@
		#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(arr[0]))
		#endif

		#define KSYM_NAME_LEN 255
		#define KSYM_NAME_LEN 128

		struct sym_entry {
		unsigned long long addr;

Admin message