--- ceph-12.2.13/src/osd/PrimaryLogPG.cc.orig	2020-01-30 21:52:36.000000000 +0100
+++ ceph-12.2.13/src/osd/PrimaryLogPG.cc	2020-05-28 12:18:59.914600378 +0200
@@ -1582,7 +1582,7 @@
   if (limit != eversion_t() &&
       limit != pg_trim_to &&
       pg_log.get_log().approx_size() > target) {
-    size_t num_to_trim = std::min(pg_log.get_log().approx_size() - target,
+    size_t num_to_trim = std::min(static_cast<uint64_t>(pg_log.get_log().approx_size() - target),
                              cct->_conf->osd_pg_log_trim_max);
     if (num_to_trim < cct->_conf->osd_pg_log_trim_min &&
         cct->_conf->osd_pg_log_trim_max >= cct->_conf->osd_pg_log_trim_min) {
@@ -1628,7 +1628,7 @@
       pg_log.get_log().approx_size() > target) {
     dout(10) << __func__ << " approx pg log length =  "
              << pg_log.get_log().approx_size() << dendl;
-    size_t num_to_trim = std::min(pg_log.get_log().approx_size() - target,
+    size_t num_to_trim = std::min(static_cast<uint64_t>(pg_log.get_log().approx_size() - target),
 				  cct->_conf->osd_pg_log_trim_max);
     dout(10) << __func__ << " num_to_trim =  " << num_to_trim << dendl;
     if (num_to_trim < cct->_conf->osd_pg_log_trim_min &&
--- ceph-12.2.13/src/os/filestore/FileStore.h.orig	2020-01-30 21:52:36.000000000 +0100
+++ ceph-12.2.13/src/os/filestore/FileStore.h	2020-06-03 14:29:43.325143770 +0200
@@ -57,7 +57,7 @@
 
 #if defined(__linux__)
 # ifndef BTRFS_SUPER_MAGIC
-#define BTRFS_SUPER_MAGIC 0x9123683EL
+#define BTRFS_SUPER_MAGIC 0x9123683EUL
 # endif
 # ifndef XFS_SUPER_MAGIC
 #define XFS_SUPER_MAGIC 0x58465342L
--- ceph-12.2.13/src/os/filestore/FileStore.cc.orig	2020-01-30 21:52:36.000000000 +0100
+++ ceph-12.2.13/src/os/filestore/FileStore.cc	2020-06-03 21:27:26.387210803 +0200
@@ -779,7 +779,7 @@
 
 FileStoreBackend *FileStoreBackend::create(long f_type, FileStore *fs)
 {
-  switch (f_type) {
+  switch (static_cast<uint32_t>(f_type)) {
 #if defined(__linux__)
   case BTRFS_SUPER_MAGIC:
     return new BtrfsFileStoreBackend(fs);
@@ -808,7 +808,7 @@
 	  << " (magic 0x" << std::hex << f_type << std::dec << ")"
 	  << dendl;
 
-  switch (f_type) {
+  switch (static_cast<uint32_t>(f_type)) {
 #if defined(__linux__)
   case BTRFS_SUPER_MAGIC:
     if (!m_disable_wbthrottle){
@@ -922,7 +922,7 @@
   }
 
 #if defined(__linux__)
-  if (basefs.f_type == BTRFS_SUPER_MAGIC &&
+  if (static_cast<uint32_t>(basefs.f_type) == BTRFS_SUPER_MAGIC &&
       !g_ceph_context->check_experimental_feature_enabled("btrfs")) {
     derr << __FUNC__ << ": deprecated btrfs support is not enabled" << dendl;
     goto close_fsid_fd;
@@ -1208,7 +1208,7 @@
   blk_size = st.f_bsize;
 
 #if defined(__linux__)
-  if (st.f_type == BTRFS_SUPER_MAGIC &&
+  if (static_cast<uint32_t>(st.f_type) == BTRFS_SUPER_MAGIC &&
       !g_ceph_context->check_experimental_feature_enabled("btrfs")) {
     derr <<__FUNC__ << ": deprecated btrfs support is not enabled" << dendl;
     return -EPERM;
@@ -5949,7 +5949,7 @@
   uint32_t fs_xattrs;
   uint32_t fs_xattr_max_value_size;
 
-  switch (m_fs_type) {
+  switch (static_cast<uint32_t>(m_fs_type)) {
 #if defined(__linux__)
   case XFS_SUPER_MAGIC:
     fs_xattr_size = cct->_conf->filestore_max_inline_xattr_size_xfs;