From 641a2dea812faf628146145e3d04e411e7d19485 Mon Sep 17 00:00:00 2001
From: Stefan Metzmacher <metze@samba.org>
Date: Tue, 13 Dec 2011 13:38:41 +0100
Subject: [PATCH] s3:smbd/oplock: pass smbd_server_connection to
 linux_init_kernel_oplocks()

metze
---
 source3/smbd/oplock.c       |  2 +-
 source3/smbd/oplock_linux.c | 17 ++++++++++++-----
 source3/smbd/proto.h        |  2 +-
 3 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/source3/smbd/oplock.c b/source3/smbd/oplock.c
index 7ae222c6acd..fd02fbf60ae 100644
--- a/source3/smbd/oplock.c
+++ b/source3/smbd/oplock.c
@@ -955,7 +955,7 @@ bool init_oplocks(struct smbd_server_connection *sconn)
 #if HAVE_KERNEL_OPLOCKS_IRIX
 		koplocks = irix_init_kernel_oplocks(sconn);
 #elif HAVE_KERNEL_OPLOCKS_LINUX
-		koplocks = linux_init_kernel_oplocks(NULL);
+		koplocks = linux_init_kernel_oplocks(sconn);
 #elif HAVE_ONEFS
 #error Isilon, please check if the NULL context is okay here. Thanks!
 		koplocks = onefs_init_kernel_oplocks(NULL);
diff --git a/source3/smbd/oplock_linux.c b/source3/smbd/oplock_linux.c
index a455707deea..f796e8c9b81 100644
--- a/source3/smbd/oplock_linux.c
+++ b/source3/smbd/oplock_linux.c
@@ -95,16 +95,22 @@ static void linux_oplock_signal_handler(struct tevent_context *ev_ctx,
 					int signum, int count,
 					void *_info, void *private_data)
 {
+	struct kernel_oplocks *ctx =
+		talloc_get_type_abort(private_data,
+		struct kernel_oplocks);
+	struct smbd_server_connection *sconn =
+		talloc_get_type_abort(ctx->private_data,
+		struct smbd_server_connection);
 	siginfo_t *info = (siginfo_t *)_info;
 	int fd = info->si_fd;
 	files_struct *fsp;
 
-	fsp = file_find_fd(smbd_server_conn, fd);
+	fsp = file_find_fd(sconn, fd);
 	if (fsp == NULL) {
 		DEBUG(0,("linux_oplock_signal_handler: failed to find fsp for file fd=%d (file was closed ?)\n", fd ));
 		return;
 	}
-	break_kernel_oplock(fsp->conn->sconn->msg_ctx, fsp);
+	break_kernel_oplock(sconn->msg_ctx, fsp);
 }
 
 /****************************************************************************
@@ -192,7 +198,7 @@ static const struct kernel_oplocks_ops linux_koplocks = {
 	.contend_level2_oplocks_end	= NULL,
 };
 
-struct kernel_oplocks *linux_init_kernel_oplocks(TALLOC_CTX *mem_ctx)
+struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn)
 {
 	struct kernel_oplocks *ctx;
 	struct tevent_signal *se;
@@ -202,15 +208,16 @@ struct kernel_oplocks *linux_init_kernel_oplocks(TALLOC_CTX *mem_ctx)
 		return NULL;
 	}
 
-	ctx = talloc_zero(mem_ctx, struct kernel_oplocks);
+	ctx = talloc_zero(sconn, struct kernel_oplocks);
 	if (!ctx) {
 		DEBUG(0,("Linux Kernel oplocks talloc_Zero failed\n"));
 		return NULL;
 	}
 
 	ctx->ops = &linux_koplocks;
+	ctx->private_data = sconn;
 
-	se = tevent_add_signal(server_event_context(),
+	se = tevent_add_signal(sconn->ev_ctx,
 			       ctx,
 			       RT_SIGNAL_LEASE, SA_SIGINFO,
 			       linux_oplock_signal_handler,
diff --git a/source3/smbd/proto.h b/source3/smbd/proto.h
index f36cd505fce..22eeae988ee 100644
--- a/source3/smbd/proto.h
+++ b/source3/smbd/proto.h
@@ -680,7 +680,7 @@ struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *s
 void linux_set_lease_capability(void);
 int linux_set_lease_sighandler(int fd);
 int linux_setlease(int fd, int leasetype);
-struct kernel_oplocks *linux_init_kernel_oplocks(TALLOC_CTX *mem_ctx) ;
+struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 
 /* The following definitions come from smbd/oplock_onefs.c  */
 
-- 
2.34.1