From: Khem Raj <raj.k...@gmail.com>
Update the structure to work with immutable bio_vecs
Signed-off-by: Khem Raj <raj.k...@gmail.com>
---
.../lttng/lttng-modules/fixup_block_driver.patch | 122 +++++++++++++++++++++
meta/recipes-kernel/lttng/lttng-modules_2.3.3.bb | 4 +-
2 files changed, 125 insertions(+), 1 deletion(-)
create mode 100644
meta/recipes-kernel/lttng/lttng-modules/fixup_block_driver.patch
diff --git a/meta/recipes-kernel/lttng/lttng-modules/fixup_block_driver.patch
b/meta/recipes-kernel/lttng/lttng-modules/fixup_block_driver.patch
new file mode 100644
index 0000000..3644a47
--- /dev/null
+++ b/meta/recipes-kernel/lttng/lttng-modules/fixup_block_driver.patch
@@ -0,0 +1,122 @@
+Fix errors like
+
+block.h:344:24: error: 'struct bio' has no member named 'bi_sector'
+
+Signed-off-by: Khem Raj <raj.k...@gmail.com>
+Upstream-Status: Pending
+
+Index: git/instrumentation/events/lttng-module/block.h
+===================================================================
+--- git.orig/instrumentation/events/lttng-module/block.h 2014-05-02
22:20:01.814125429 -0700
++++ git/instrumentation/events/lttng-module/block.h 2014-05-02
22:28:48.927455709 -0700
+@@ -341,9 +341,9 @@
+ TP_fast_assign(
+ tp_assign(dev, bio->bi_bdev ?
+ bio->bi_bdev->bd_dev : 0)
+- tp_assign(sector, bio->bi_sector)
+- tp_assign(nr_sector, bio->bi_size >> 9)
+- blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size)
++ tp_assign(sector, bio->bi_iter.bi_sector)
++ tp_assign(nr_sector, bio->bi_iter.bi_size >> 9)
++ blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_iter.bi_size)
+ tp_memcpy(comm, current->comm, TASK_COMM_LEN)
+ ),
+
+@@ -385,14 +385,14 @@
+
+ TP_fast_assign(
+ tp_assign(dev, bio->bi_bdev->bd_dev)
+- tp_assign(sector, bio->bi_sector)
+- tp_assign(nr_sector, bio->bi_size >> 9)
++ tp_assign(sector, bio->bi_iter.bi_sector)
++ tp_assign(nr_sector, bio->bi_iter.bi_size >> 9)
+ #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
+ tp_assign(error, error)
+ #else
+ tp_assign(error, 0)
+ #endif
+- blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size)
++ blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_iter.bi_size)
+ ),
+
+ TP_printk("%d,%d %s %llu + %u [%d]",
+@@ -419,9 +419,9 @@
+
+ TP_fast_assign(
+ tp_assign(dev, bio->bi_bdev->bd_dev)
+- tp_assign(sector, bio->bi_sector)
+- tp_assign(nr_sector, bio->bi_size >> 9)
+- blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size)
++ tp_assign(sector, bio->bi_iter.bi_sector)
++ tp_assign(nr_sector, bio->bi_iter.bi_size >> 9)
++ blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_iter.bi_size)
+ tp_memcpy(comm, current->comm, TASK_COMM_LEN)
+ ),
+
+@@ -485,9 +485,9 @@
+
+ TP_fast_assign(
+ tp_assign(dev, bio->bi_bdev->bd_dev)
+- tp_assign(sector, bio->bi_sector)
+- tp_assign(nr_sector, bio->bi_size >> 9)
+- blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size)
++ tp_assign(sector, bio->bi_iter.bi_sector)
++ tp_assign(nr_sector, bio->bi_iter.bi_size >> 9)
++ blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_iter.bi_size)
+ tp_memcpy(comm, current->comm, TASK_COMM_LEN)
+ ),
+
+@@ -513,9 +513,9 @@
+
+ TP_fast_assign(
+ tp_assign(dev, bio->bi_bdev ? bio->bi_bdev->bd_dev : 0)
+- tp_assign(sector, bio->bi_sector)
+- tp_assign(nr_sector, bio->bi_size >> 9)
+- blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size)
++ tp_assign(sector, bio->bi_iter.bi_sector)
++ tp_assign(nr_sector, bio->bi_iter.bi_size >> 9)
++ blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_iter.bi_size)
+ tp_memcpy(comm, current->comm, TASK_COMM_LEN)
+ ),
+
+@@ -587,10 +587,10 @@
+
+ TP_fast_assign(
+ tp_assign(dev, bio ? bio->bi_bdev->bd_dev : 0)
+- tp_assign(sector, bio ? bio->bi_sector : 0)
+- tp_assign(nr_sector, bio ? bio->bi_size >> 9 : 0)
++ tp_assign(sector, bio ? bio->bi_iter.bi_sector : 0)
++ tp_assign(nr_sector, bio ? bio->bi_iter.bi_size >> 9 : 0)
+ blk_fill_rwbs(rwbs, bio ? bio->bi_rw : 0,
+- bio ? bio->bi_size >> 9 : 0)
++ bio ? bio->bi_iter.bi_size >> 9 : 0)
+ tp_memcpy(comm, current->comm, TASK_COMM_LEN)
+ ),
+
+@@ -759,9 +759,9 @@
+
+ TP_fast_assign(
+ tp_assign(dev, bio->bi_bdev->bd_dev)
+- tp_assign(sector, bio->bi_sector)
++ tp_assign(sector, bio->bi_iter.bi_sector)
+ tp_assign(new_sector, new_sector)
+- blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size)
++ blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_iter.bi_size)
+ tp_memcpy(comm, current->comm, TASK_COMM_LEN)
+ ),
+
+@@ -805,11 +805,11 @@
+
+ TP_fast_assign(
+ tp_assign(dev, bio->bi_bdev->bd_dev)
+- tp_assign(sector, bio->bi_sector)
+- tp_assign(nr_sector, bio->bi_size >> 9)
++ tp_assign(sector, bio->bi_iter.bi_sector)
++ tp_assign(nr_sector, bio->bi_iter.bi_size >> 9)
+ tp_assign(old_dev, dev)
+ tp_assign(old_sector, from)
+- blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_size)
++ blk_fill_rwbs(rwbs, bio->bi_rw, bio->bi_iter.bi_size)
+ ),
+
+ TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu",
diff --git a/meta/recipes-kernel/lttng/lttng-modules_2.3.3.bb
b/meta/recipes-kernel/lttng/lttng-modules_2.3.3.bb
index dd06546..94e18b2 100644
--- a/meta/recipes-kernel/lttng/lttng-modules_2.3.3.bb
+++ b/meta/recipes-kernel/lttng/lttng-modules_2.3.3.bb
@@ -14,7 +14,9 @@ SRCREV = "eef112db0e63feff6cbf0a98cda9af607cefb377"
PV = "2.3.3"
SRC_URI = "git://git.lttng.org/lttng-modules.git;branch=stable-2.3 \
- file://lttng-modules-replace-KERNELDIR-with-KERNEL_SRC.patch"
+ file://lttng-modules-replace-KERNELDIR-with-KERNEL_SRC.patch \
+ file://fixup_block_driver.patch \
+ "
export INSTALL_MOD_DIR="kernel/lttng-modules"
export KERNEL_SRC="${STAGING_KERNEL_DIR}"
--
1.9.2
--
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