Index: sbin/savecore/savecore.8
===================================================================
--- sbin/savecore/savecore.8
+++ sbin/savecore/savecore.8
@@ -125,18 +125,6 @@
 .Nm
 successfully runs.
 .Pp
-The
-.Nm
-utility
-also checks the available disk space before attempting to make the copies.
-If there is insufficient disk space in the file system containing
-.Ar directory ,
-or if the file
-.Ar directory Ns Pa /minfree
-exists and the number of free kilobytes (for non-superusers) in the
-file system after the copies were made would be less than the number
-in the first line of this file, the copies are not attempted.
-.Pp
 If
 .Nm
 successfully copies the kernel and the core dump, the core dump is cleared
@@ -166,5 +154,3 @@
 .Pp
 Support for kernel textdumps appeared in
 .Fx 7.1 .
-.Sh BUGS
-The minfree code does not consider the effect of compression or sparse files.
Index: sbin/savecore/savecore.c
===================================================================
--- sbin/savecore/savecore.c
+++ sbin/savecore/savecore.c
@@ -183,39 +183,6 @@
 	fclose(fp);
 }
 
-static off_t
-file_size(const char *path)
-{
-	struct stat sb;
-
-	/* Ignore all errors, those file may not exists. */
-	if (stat(path, &sb) == -1)
-		return (0);
-	return (sb.st_size);
-}
-
-static off_t
-saved_dump_size(int bounds)
-{
-	static char path[PATH_MAX];
-	off_t dumpsize;
-
-	dumpsize = 0;
-
-	(void)snprintf(path, sizeof(path), "info.%d", bounds);
-	dumpsize += file_size(path);
-	(void)snprintf(path, sizeof(path), "vmcore.%d", bounds);
-	dumpsize += file_size(path);
-	(void)snprintf(path, sizeof(path), "vmcore.%d.gz", bounds);
-	dumpsize += file_size(path);
-	(void)snprintf(path, sizeof(path), "textdump.tar.%d", bounds);
-	dumpsize += file_size(path);
-	(void)snprintf(path, sizeof(path), "textdump.tar.%d.gz", bounds);
-	dumpsize += file_size(path);
-
-	return (dumpsize);
-}
-
 static void
 saved_dump_remove(int bounds)
 {
@@ -244,49 +211,6 @@
 	(void)unlink("textdump.tar.last.gz");
 }
 
-/*
- * Check that sufficient space is available on the disk that holds the
- * save directory.
- */
-static int
-check_space(const char *savedir, off_t dumpsize, int bounds)
-{
-	FILE *fp;
-	off_t minfree, spacefree, totfree, needed;
-	struct statfs fsbuf;
-	char buf[100];
-
-	if (statfs(".", &fsbuf) < 0) {
-		syslog(LOG_ERR, "%s: %m", savedir);
-		exit(1);
-	}
-	spacefree = ((off_t) fsbuf.f_bavail * fsbuf.f_bsize) / 1024;
-	totfree = ((off_t) fsbuf.f_bfree * fsbuf.f_bsize) / 1024;
-
-	if ((fp = fopen("minfree", "r")) == NULL)
-		minfree = 0;
-	else {
-		if (fgets(buf, sizeof(buf), fp) == NULL)
-			minfree = 0;
-		else
-			minfree = atoi(buf);
-		(void)fclose(fp);
-	}
-
-	needed = dumpsize / 1024 + 2;	/* 2 for info file */
-	needed -= saved_dump_size(bounds);
-	if ((minfree > 0 ? spacefree : totfree) - needed < minfree) {
-		syslog(LOG_WARNING,
-	"no dump, not enough free space on device (%lld available, need %lld)",
-		    (long long)(minfree > 0 ? spacefree : totfree),
-		    (long long)needed);
-		return (0);
-	}
-	if (spacefree - needed < 0)
-		syslog(LOG_WARNING,
-		    "dump performed, but free space threshold crossed");
-	return (1);
-}
 
 #define BLOCKSIZE (1<<12)
 #define BLOCKMASK (~(BLOCKSIZE-1))
@@ -613,11 +537,6 @@
 	if (verbose)
 		printf("Checking for available free space\n");
 
-	if (!check_space(savedir, dumpsize, bounds)) {
-		nerr++;
-		goto closefd;
-	}
-
 	writebounds(bounds + 1);
 
 	saved_dump_remove(bounds);