afs: Add AFS_USPC_SHUTDOWN bkg request

[openafs.git] / src / afsd / afsd.c

diff --git a/src/afsd/afsd.c b/src/afsd/afsd.c
index ff08532..2bc6649 100644 (file)
--- a/src/afsd/afsd.c
+++ b/src/afsd/afsd.c
@@ -1553,8 +1553,15 @@ BkgHandler(void)
 
        code = afsd_syscall(AFSOP_BKG_HANDLER, uspc, srcName, dstName);
        if (code) {             /* Something is wrong? */
-           if (code == -2) /* shutting down */
-               break;
+           if (code == -2) {
+               /*
+                * Before AFS_USPC_SHUTDOWN existed, the kernel module used to
+                * indicate it was shutting down by returning -2. Treat this
+                * like a AFS_USPC_SHUTDOWN, in case we're running with an
+                * older kernel module.
+                */
+               return;
+           }
 
            sleep(1);
            uspc->retval = -1;
@@ -1562,6 +1569,10 @@ BkgHandler(void)
        }
 
        switch (uspc->reqtype) {
+       case AFS_USPC_SHUTDOWN:
+           /* Client is shutting down */
+           return;
+
        case AFS_USPC_UMV:
            snprintf(srcpath, BUFSIZ, "/afs/.:mount/%d:%d:%d:%d/%s",
                     uspc->req.umv.sCell, uspc->req.umv.sVolume,