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Commit 8f78df87 authored by Helge Deller's avatar Helge Deller Committed by Kyle McMartin
Browse files

parisc: use sort() instead of home-made implementation (v2) 



Signed-off-by: default avatarHelge Deller <deller@gmx.de>
Signed-off-by: default avatarRandolph Chung <tausq@parisc-linux.org>
Signed-off-by: default avatarKyle McMartin <kyle@mcmartin.ca>
parent 11e17809

arch/parisc/kernel/unwind.c

+9 −14
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ 
#include <linux/sched.h>

#include <linux/slab.h>

#include <linux/kallsyms.h>

#include <linux/sort.h>



#include <asm/uaccess.h>

#include <asm/assembly.h>
@@ -115,24 +116,18 @@ unwind_table_init(struct unwind_table *table, const char *name, 
	}

}



static int cmp_unwind_table_entry(const void *a, const void *b)

{

	return ((const struct unwind_table_entry *)a)->region_start

	     - ((const struct unwind_table_entry *)b)->region_start;

}



static void

unwind_table_sort(struct unwind_table_entry *start,

		  struct unwind_table_entry *finish)

{

	struct unwind_table_entry el, *p, *q;



	for (p = start + 1; p < finish; ++p) {

		if (p[0].region_start < p[-1].region_start) {

			el = *p;

			q = p;

			do {

				q[0] = q[-1];

				--q;

			} while (q > start && 

				 el.region_start < q[-1].region_start);

			*q = el;

		}

	}

	sort(start, finish - start, sizeof(struct unwind_table_entry),

	     cmp_unwind_table_entry, NULL);

}



struct unwind_table *