shithub: ext4srv

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add "df" alias for "stats"; add "sync" command

--- a/common.h

+++ b/common.h

@@ -48,5 +48,6 @@

 void closepart(Part *p);

 void closeallparts(void);

 void statallparts(void);

+void syncallparts(void);

 char *errno2s(int err);

--- a/ext4srv.c

+++ b/ext4srv.c

@@ -883,12 +883,14 @@

 		if((n = tokenize(c, a, nelem(a))) < 1)

 			continue;

 		USED(n);

-		if(strcmp(a[0], "stats") == 0){

+		if(strcmp(a[0], "stats") == 0 || strcmp(a[0], "df") == 0){

 			statallparts();

 		}else if(strcmp(a[0], "halt") == 0){

 			closeallparts();

 			close(0);

 			threadexitsall(nil);

+		}else if(strcmp(a[0], "sync") == 0){

+			syncallparts();

 		}else{

 			print("unknown command: %s\n", a[0]);

 		}

--- a/part.c

+++ b/part.c

@@ -442,3 +442,17 @@

 	}

 	qunlock(&sv);

 }

+

+void

+syncallparts(void)

+{

+	Part *p;

+	int r;

+

+	qlock(&sv);

+	for(p = sv.ps; p != nil; p = p->next){

+		if((r = ext4_cache_flush(p->mnt)) != 0)

+			print("error: %s: %s\n", p->partdev, errno2s(r));

+	}

+	qunlock(&sv);

+}