- fix building with kernel 5.8

[packages/lin_tape.git] / kernel-5.8.patch

diff --git a/kernel-5.8.patch b/kernel-5.8.patch
new file mode 100644 (file)
index 0000000..e7027c2
--- /dev/null
+++ b/kernel-5.8.patch
@@ -0,0 +1,26 @@
+--- lin_tape-3.0.52/lin_tape_scsi_tape.c~      2020-03-05 19:43:09.000000000 +0100
++++ lin_tape-3.0.52/lin_tape_scsi_tape.c       2020-08-16 18:55:05.857678020 +0200
+@@ -11533,7 +11533,11 @@
+ 
+       memset(pages, '\0', drv->supported_sg_tablesize * sizeof(struct page*));
+ 
++#if LINUX_VERSION_CODE < KERNEL_VERSION(5,8,0)
+       down_read(&current->mm->mmap_sem);
++#else
++      mmap_read_lock(current->mm);
++#endif
+ #if LINUX_VERSION_CODE == KERNEL_VERSION(4,4,73) \
+       || (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,92) && LINUX_VERSION_CODE < KERNEL_VERSION(4,4,103)) \
+       || defined(SLESKERNEL_4_4_103_6) \
+@@ -11548,7 +11552,11 @@
+       mapped_pages = get_user_pages(current, current->mm,
+               (ulong)user_location, number_pages, rw, 0, pages, NULL);
+ #endif
++#if LINUX_VERSION_CODE < KERNEL_VERSION(5,8,0)
+       up_read(&current->mm->mmap_sem);
++#else
++      mmap_read_unlock(current->mm);
++#endif
+ 
+       if(mapped_pages < number_pages) {
+               rc = -EFAULT;