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authorSteve French <stfrench@microsoft.com>2019-09-09 13:30:15 -0500
committerSteve French <stfrench@microsoft.com>2019-09-16 11:43:38 -0500
commit10328c44cc1506dd82fd835efcaafd519866c464 (patch)
tree52a8a71596ab8a61c27fa1f7d19ddbf6728d2492 /fs/cifs/cifsfs.c
parent496902dc173dead0e5eeba1f2fd4abd9ba6f2da0 (diff)
downloadlinux-10328c44cc1506dd82fd835efcaafd519866c464.tar.bz2
smb3: only offload decryption of read responses if multiple requests
No point in offloading read decryption if no other requests on the wire Signed-off-by: Steve French <stfrench@microsoft.com> Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Diffstat (limited to 'fs/cifs/cifsfs.c')
-rw-r--r--fs/cifs/cifsfs.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index ebf85a5d95e4..c1b685072063 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -1503,11 +1503,14 @@ init_cifs(void)
}
/*
- * BB Consider setting limit!=0 maybe to min(num_of_cores - 1, 3) so we
- * don't launch too many worker threads
+ * Consider in future setting limit!=0 maybe to min(num_of_cores - 1, 3)
+ * so that we don't launch too many worker threads but
+ * Documentation/workqueue.txt recommends setting it to 0
*/
+
+ /* WQ_UNBOUND allows decrypt tasks to run on any CPU */
decrypt_wq = alloc_workqueue("smb3decryptd",
- WQ_FREEZABLE|WQ_MEM_RECLAIM, 0);
+ WQ_UNBOUND|WQ_FREEZABLE|WQ_MEM_RECLAIM, 0);
if (!decrypt_wq) {
rc = -ENOMEM;
goto out_destroy_cifsiod_wq;