File sysvinit-2.86-fuse-no-kill.patch of Package sysvinit

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File sysvinit-2.86-fuse-no-kill.patch of Package sysvinit (Revision c6bd6d70018241567751effa55be47d2)

Currently displaying revision c6bd6d70018241567751effa55be47d2 , Show latest

--- src/killall5.c
+++ src/killall5.c	2008-10-01 18:05:29.829808878 +0200
@@ -456,6 +456,39 @@ int readproc()
 	return 0;
 }
 
+/*
+ *	Scan the filedescriptors of pid for /dev/fuse
+ */
+int is_fuse(int pid) {
+	DIR		*dir;
+	char		path[256];
+	char		buf[256];
+	struct dirent	*d;
+	ssize_t		len;
+
+	/* Open /proc/pid/fd/ */
+	snprintf(path, sizeof(path), "/proc/%d/fd", pid);
+	if ((dir = opendir(path)) != NULL) {
+		/* Walk through the directory. */
+		while ((d = readdir(dir)) != NULL) {
+			if (*d->d_name == '.')
+				continue;
+			/* check for /dev/fuse */
+			snprintf(path, sizeof(path), "/proc/%d/fd/%s", pid, d->d_name);
+			if ((len = readlink(path, buf, sizeof(buf))) > 0) {
+			    if (strncmp("/dev/fuse", buf, len) == 0) {
+					/* Fuse filesystem */
+					return 1;
+				}
+			}
+		}
+		closedir(dir);
+	}
+
+	/* Not a fuse filesystem */
+	return 0;
+}
+
 PIDQ_HEAD *init_pid_q(PIDQ_HEAD *q)
 {
 	q->head =  q->next = q->tail = NULL;
@@ -779,11 +812,11 @@ int main(int argc, char **argv)
 		exit(1);
 	}
 
-	/* Now kill all processes except our session. */
+	/* Now kill all processes except init (pid 1), our session, and FUSE filesystems. */
 	sid = (int)getsid(0);
 	pid = (int)getpid();
 	for (p = plist; p; p = p->next) {
-		if (p->pid == 1 || p->pid == pid || p->sid == sid || p->kernel) {
+		if (p->pid == 1 || p->pid == pid || p->sid == sid || p->kernel || is_fuse(p->pid)) {
 			kill(p->pid, SIGCONT);
 			continue;
 		}

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File sysvinit-2.86-fuse-no-kill.patch of Package sysvinit (Revision c6bd6d70018241567751effa55be47d2)

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