From e837ec7dcd0b26cfffbf9ccc336872c4e9e6c757 Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Tue, 25 Oct 2016 20:49:21 +0000 Subject: [PATCH] scst_user: Port to Linux kernel v4.9 git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7016 d57e44dd-8a1f-0410-8b47-8ef2f437770f --- scst/src/dev_handlers/scst_user.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/scst/src/dev_handlers/scst_user.c b/scst/src/dev_handlers/scst_user.c index 33a2cc7ed..34f5fb1be 100644 --- a/scst/src/dev_handlers/scst_user.c +++ b/scst/src/dev_handlers/scst_user.c @@ -1267,8 +1267,13 @@ static int dev_user_map_buf(struct scst_user_cmd *ucmd, unsigned long ubuff, (ucmd->cmd != NULL) ? ucmd->cmd->bufflen : -1); down_read(&tsk->mm->mmap_sem); +#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0) rc = get_user_pages(ubuff, ucmd->num_data_pages, 1/*writable*/, 0/*don't force*/, ucmd->data_pages, NULL); +#else + rc = get_user_pages(ubuff, ucmd->num_data_pages, FOLL_WRITE, + ucmd->data_pages, NULL); +#endif up_read(&tsk->mm->mmap_sem); /* get_user_pages() flushes dcache */