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Code Releases Activity

o Updated 00_makefile

Browse Source 
o 00_bh-async-3 has been merge with vanilla
This commit is contained in:
Joe Thornber 2001-10-24 10:52:10 +00:00
parent 64b6e4e4b3
commit cc2124ce7d
2 changed files with 8 additions and 104 deletions
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88
driver/device-mapper/patches/00_bh-async-3
View File

@ -1,88 +0,0 @@
diff -urN 2.4.7pre6/fs/buffer.c bh_async/fs/buffer.c
--- 2.4.7pre6/fs/buffer.c Wed Jul 11 06:03:18 2001
+++ bh_async/fs/buffer.c Thu Jul 12 07:55:08 2001
@@ -827,10 +827,11 @@
* that unlock the page..
*/
spin_lock_irqsave(&page_uptodate_lock, flags);
+ mark_buffer_async(bh, 0);
unlock_buffer(bh);
tmp = bh->b_this_page;
while (tmp != bh) {
- if (tmp->b_end_io == end_buffer_io_async && buffer_locked(tmp))
+ if (buffer_async(tmp) && buffer_locked(tmp))
goto still_busy;
tmp = tmp->b_this_page;
}
@@ -862,8 +863,9 @@
return;
}
-void set_buffer_async_io(struct buffer_head *bh) {
+inline void set_buffer_async_io(struct buffer_head *bh) {
bh->b_end_io = end_buffer_io_async ;
+ mark_buffer_async(bh, 1);
}
/*
@@ -1553,7 +1555,7 @@
/* Stage 2: lock the buffers, mark them clean */
do {
lock_buffer(bh);
- bh->b_end_io = end_buffer_io_async;
+ set_buffer_async_io(bh);
get_bh(bh);
set_bit(BH_Uptodate, &bh->b_state);
clear_bit(BH_Dirty, &bh->b_state);
@@ -1755,7 +1757,7 @@
for (i = 0; i < nr; i++) {
struct buffer_head * bh = arr[i];
lock_buffer(bh);
- bh->b_end_io = end_buffer_io_async;
+ set_buffer_async_io(bh);
get_bh(bh);
}
@@ -2200,7 +2202,7 @@
lock_buffer(bh);
bh->b_blocknr = *(b++);
set_bit(BH_Mapped, &bh->b_state);
- bh->b_end_io = end_buffer_io_async;
+ set_buffer_async_io(bh);
get_bh(bh);
bh = bh->b_this_page;
} while (bh != head);
diff -urN 2.4.7pre6/include/linux/fs.h bh_async/include/linux/fs.h
--- 2.4.7pre6/include/linux/fs.h Wed Jul 11 06:03:19 2001
+++ bh_async/include/linux/fs.h Thu Jul 12 07:54:26 2001
@@ -215,6 +215,7 @@
BH_New, /* 1 if the buffer is new and not yet written out */
BH_Protected, /* 1 if the buffer is protected */
BH_JBD, /* 1 if it has an attached journal_head */
+ BH_Async, /* 1 if the buffer is under end_buffer_io_async I/O */
BH_PrivateStart,/* not a state bit, but the first bit available
* for private allocation by other entities
@@ -275,6 +276,7 @@
#define buffer_mapped(bh) __buffer_state(bh,Mapped)
#define buffer_new(bh) __buffer_state(bh,New)
#define buffer_protected(bh) __buffer_state(bh,Protected)
+#define buffer_async(bh) __buffer_state(bh,Async)
#define bh_offset(bh) ((unsigned long)(bh)->b_data & ~PAGE_MASK)
@@ -1110,6 +1112,14 @@
extern void FASTCALL(mark_buffer_dirty(struct buffer_head *bh));
#define atomic_set_buffer_dirty(bh) test_and_set_bit(BH_Dirty, &(bh)->b_state)
+
+static inline void mark_buffer_async(struct buffer_head * bh, int on)
+{
+ if (on)
+ set_bit(BH_Async, &bh->b_state);
+ else
+ clear_bit(BH_Async, &bh->b_state);
+}
/*
* If an error happens during the make_request, this function

24
driver/device-mapper/patches/00_makefile
View File

@ -1,29 +1,21 @@
--- linux-2.4.12/drivers/md/Makefile Wed Oct 17 13:07:45 2001
+++ linux/drivers/md/Makefile Fri Oct 12 17:16:39 2001
@@ -4,9 +4,10 @@
--- linux/drivers/md/Makefile.old Wed Oct 24 10:41:48 2001
+++ linux/drivers/md/Makefile Wed Oct 24 11:33:11 2001
@@ -4,7 +4,7 @@
O_TARGET := mddev.o
-export-objs := md.o xor.o
+export-objs := md.o xor.o dm-table.o dm-target.o
+export-objs := md.o xor.o dm-table.o dm-target.o dm-parse.o
list-multi := lvm-mod.o
lvm-mod-objs := lvm.o lvm-snap.o
+dm-mod-objs := dm.o dm-table.o dm-target.o dmfs-super.o dmfs-root.o dmfs-lv.o dmfs-tdir.o dmfs-table.o dmfs-error.o dmfs-status.o
# Note: link order is important. All raid personalities
# and xor.o must come before md.o, as they each initialise
@@ -20,8 +21,14 @@
@@ -20,7 +20,8 @@
obj-$(CONFIG_MD_MULTIPATH) += multipath.o
obj-$(CONFIG_BLK_DEV_MD) += md.o
obj-$(CONFIG_BLK_DEV_LVM) += lvm-mod.o
+obj-$(CONFIG_BLK_DEV_DM) += dm-mod.o
+obj-$(CONFIG_BLK_DEV_DM_LINEAR) += dm-linear.o
-obj-$(CONFIG_BLK_DEV_DM) += dm.o dm-table.o dm-target.o dm-fs.o dm-parse.o dm-linear.o
+obj-$(CONFIG_BLK_DEV_DM) += dm.o dm-table.o dm-target.o dm-fs.o \
+ dm-parse.o dm-linear.o
include $(TOPDIR)/Rules.make
lvm-mod.o: $(lvm-mod-objs)
$(LD) -r -o $@ $(lvm-mod-objs)
+
+dm-mod.o: $(dm-mod-objs)
+ $(LD) -r -o $@ $(dm-mod-objs)
+