fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)

See upstream commit:

  commit 5fcd57505c002efc5823a7355e21f48dd02d5a51
  Author: Jan Kara <jack@suse.cz>
  Date:   Fri May 29 16:24:43 2020 +0200

    writeback: Drop I_DIRTY_TIME_EXPIRE

    The only use of I_DIRTY_TIME_EXPIRE is to detect in
    __writeback_single_inode() that inode got there because flush worker
    decided it's time to writeback the dirty inode time stamps (either
    because we are syncing or because of age). However we can detect this
    directly in __writeback_single_inode() and there's no need for the
    strange propagation with I_DIRTY_TIME_EXPIRE flag.

Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Change-Id: I92e37c2ff3ec36d431e8f9de5c8e37c5a2da55ea

diff --git a/instrumentation/events/lttng-module/writeback.h b/instrumentation/events/lttng-module/writeback.h
index b1d05eb3aa214b013226207bc326a7c2c70db386..4ba42f2228ff043918f01b77041f451c7e0505b9 100644 (file)
--- a/instrumentation/events/lttng-module/writeback.h
+++ b/instrumentation/events/lttng-module/writeback.h
@@ -46,7 +46,21 @@ static inline struct backing_dev_info *lttng_inode_to_bdi(struct inode *inode)
 
 #endif
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,9,0))
+#define show_inode_state(state)                                        \
+       __print_flags(state, "|",                               \
+               {I_DIRTY_SYNC,          "I_DIRTY_SYNC"},        \
+               {I_DIRTY_DATASYNC,      "I_DIRTY_DATASYNC"},    \
+               {I_DIRTY_PAGES,         "I_DIRTY_PAGES"},       \
+               {I_NEW,                 "I_NEW"},               \
+               {I_WILL_FREE,           "I_WILL_FREE"},         \
+               {I_FREEING,             "I_FREEING"},           \
+               {I_CLEAR,               "I_CLEAR"},             \
+               {I_SYNC,                "I_SYNC"},              \
+               {I_DIRTY_TIME,          "I_DIRTY_TIME"},        \
+               {I_REFERENCED,          "I_REFERENCED"}         \
+       )
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0))
 #define show_inode_state(state)                                        \
        __print_flags(state, "|",                               \
                {I_DIRTY_SYNC,          "I_DIRTY_SYNC"},        \