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https://github.com/schoebel/mars
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prepatch for openvzs rhel6 based sources
This commit is contained in:
Ulrich Goettlich
Thomas Schoebel-Theuer
parent
e7f88c84d6
commit
06fd65e852
182
pre-patches/2.6.32-rhel6-openvz
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182
pre-patches/2.6.32-rhel6-openvz
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@ -0,0 +1,182 @@
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diff -urpN source.rhel6//block/Kconfig source/block/Kconfig
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--- source.rhel6//block/Kconfig 2012-11-21 12:24:27.625510977 +0100
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+++ source/block/Kconfig 2012-11-21 16:09:02.796206772 +0100
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@@ -99,6 +99,8 @@ config BLK_DEV_THROTTLING
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See Documentation/cgroups/blkio-controller.txt for more information.
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+source block/mars/Kconfig
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+
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endif # BLOCK
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config BLOCK_COMPAT
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diff -urpN source.rhel6//block/Makefile source/block/Makefile
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--- source.rhel6//block/Makefile 2012-11-21 12:24:27.625510977 +0100
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+++ source/block/Makefile 2012-11-21 16:09:55.384556249 +0100
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@@ -18,3 +18,6 @@ obj-$(CONFIG_IOSCHED_CFQ) += cfq-iosched
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obj-$(CONFIG_BLOCK_COMPAT) += compat_ioctl.o
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obj-$(CONFIG_BLK_DEV_INTEGRITY) += blk-integrity.o
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+
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+obj-$(CONFIG_MARS) += mars/
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+
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diff -urpN source.rhel6//fs/aio.c source/fs/aio.c
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--- source.rhel6//fs/aio.c 2012-11-21 12:24:35.721563886 +0100
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+++ source/fs/aio.c 2012-11-21 16:13:54.634146459 +0100
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@@ -1304,6 +1304,8 @@ out:
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return ret;
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}
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+EXPORT_SYMBOL(sys_io_setup);
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+
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/* sys_io_destroy:
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* Destroy the aio_context specified. May cancel any outstanding
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* AIOs and block on completion. Will fail with -ENOSYS if not
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@@ -1321,6 +1323,8 @@ SYSCALL_DEFINE1(io_destroy, aio_context_
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return -EINVAL;
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}
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+EXPORT_SYMBOL(sys_io_destroy);
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+
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static void aio_advance_iovec(struct kiocb *iocb, ssize_t ret)
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{
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struct iovec *iov = &iocb->ki_iovec[iocb->ki_cur_seg];
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@@ -1927,6 +1931,8 @@ SYSCALL_DEFINE3(io_submit, aio_context_t
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return do_io_submit(ctx_id, nr, iocbpp, 0);
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}
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+EXPORT_SYMBOL(sys_io_submit);
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+
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/* lookup_kiocb
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* Finds a given iocb for cancellation.
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*/
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@@ -2006,6 +2012,8 @@ SYSCALL_DEFINE3(io_cancel, aio_context_t
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return ret;
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}
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+EXPORT_SYMBOL(sys_io_cancel);
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+
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/* io_getevents:
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* Attempts to read at least min_nr events and up to nr events from
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* the completion queue for the aio_context specified by ctx_id. May
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@@ -2036,3 +2044,5 @@ SYSCALL_DEFINE5(io_getevents, aio_contex
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asmlinkage_protect(5, ret, ctx_id, min_nr, nr, events, timeout);
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return ret;
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}
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+
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+EXPORT_SYMBOL(sys_io_getevents);
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diff -urpN source.rhel6//fs/open.c source/fs/open.c
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--- source.rhel6//fs/open.c 2012-11-21 12:24:38.097579412 +0100
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+++ source/fs/open.c 2012-11-21 16:16:34.083206503 +0100
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@@ -611,6 +611,8 @@ out:
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return error;
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}
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+EXPORT_SYMBOL(sys_lchown);
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+
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SYSCALL_DEFINE3(fchown, unsigned int, fd, uid_t, user, gid_t, group)
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{
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struct file * file;
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diff -urpN source.rhel6//fs/utimes.c source/fs/utimes.c
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--- source.rhel6//fs/utimes.c 2012-11-21 12:24:38.249580405 +0100
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+++ source/fs/utimes.c 2012-11-21 16:20:22.144720576 +0100
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@@ -1,3 +1,4 @@
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+#include <linux/module.h>
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#include <linux/compiler.h>
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#include <linux/file.h>
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#include <linux/fs.h>
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@@ -184,6 +185,8 @@ out:
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return error;
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}
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+EXPORT_SYMBOL(do_utimes);
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+
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SYSCALL_DEFINE4(utimensat, int, dfd, char __user *, filename,
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struct timespec __user *, utimes, int, flags)
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{
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diff -urpN source.rhel6//include/linux/major.h source/include/linux/major.h
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--- source.rhel6//include/linux/major.h 2012-11-21 12:24:38.717583463 +0100
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+++ source/include/linux/major.h 2012-11-21 16:21:14.865066525 +0100
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@@ -146,6 +146,7 @@
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#define UNIX98_PTY_SLAVE_MAJOR (UNIX98_PTY_MASTER_MAJOR+UNIX98_PTY_MAJOR_COUNT)
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#define DRBD_MAJOR 147
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+#define MARS_MAJOR 148
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#define RTF_MAJOR 150
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#define RAW_MAJOR 162
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diff -urpN source.rhel6//include/linux/sched.h source/include/linux/sched.h
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--- source.rhel6//include/linux/sched.h 2012-11-21 12:24:38.953585006 +0100
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+++ source/include/linux/sched.h 2012-11-21 16:22:31.845571806 +0100
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@@ -1532,6 +1532,9 @@ struct task_struct {
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/* mutex deadlock detection */
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struct mutex_waiter *blocked_on;
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#endif
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+#ifdef CONFIG_DEBUG_SPINLOCK
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+ atomic_t lock_count;
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+#endif
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#ifdef CONFIG_TRACE_IRQFLAGS
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unsigned int irq_events;
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int hardirqs_enabled;
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diff -urpN source.rhel6//lib/debug_locks.c source/lib/debug_locks.c
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--- source.rhel6//lib/debug_locks.c 2012-11-21 12:24:39.849590860 +0100
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+++ source/lib/debug_locks.c 2012-11-21 16:24:06.234191565 +0100
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@@ -44,3 +44,5 @@ int debug_locks_off(void)
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}
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return 0;
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}
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+
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+EXPORT_SYMBOL(debug_locks_off);
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diff -urpN source.rhel6//mm/init-mm.c source/mm/init-mm.c
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--- source.rhel6//mm/init-mm.c 2012-11-21 12:24:39.929591383 +0100
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+++ source/mm/init-mm.c 2012-11-21 16:25:35.382777139 +0100
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@@ -5,6 +5,7 @@
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#include <linux/list.h>
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#include <linux/cpumask.h>
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#include <linux/module.h>
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+#include <linux/sched.h>
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#include <asm/atomic.h>
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#include <asm/pgtable.h>
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@@ -18,5 +19,10 @@ struct mm_struct init_mm = {
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.page_table_lock = __SPIN_LOCK_UNLOCKED(init_mm.page_table_lock),
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.mmlist = LIST_HEAD_INIT(init_mm.mmlist),
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.cpu_vm_mask = CPU_MASK_ALL,
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+#ifdef CONFIG_AIO
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+ .ioctx_lock = __SPIN_LOCK_UNLOCKED(init_mm.ioctx_lock),
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+ .ioctx_list = HLIST_HEAD_INIT,
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+ .get_unmapped_area = arch_get_unmapped_area,
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+#endif
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};
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EXPORT_SYMBOL(init_mm);
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diff -urpN source.rhel6//mm/mmu_context.c source/mm/mmu_context.c
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--- source.rhel6//mm/mmu_context.c 2012-11-21 12:24:39.969591645 +0100
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+++ source/mm/mmu_context.c 2012-11-21 16:26:42.839220361 +0100
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@@ -7,6 +7,7 @@
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#include <linux/mmu_context.h>
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#include <linux/module.h>
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#include <linux/sched.h>
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+#include <linux/module.h>
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#include <asm/mmu_context.h>
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diff -urpN source.rhel6//mm/page_alloc.c source/mm/page_alloc.c
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--- source.rhel6//mm/page_alloc.c 2012-11-21 12:24:39.985591749 +0100
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+++ source/mm/page_alloc.c 2012-11-21 16:29:13.160208474 +0100
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@@ -168,6 +168,7 @@ static char * const zone_names[MAX_NR_ZO
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* tuned according to the amount of memory in the system.
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*/
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int min_free_kbytes = 1024;
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+EXPORT_SYMBOL(min_free_kbytes);
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/*
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* Extra memory for the system to try freeing between the min and
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@@ -5125,6 +5126,8 @@ void setup_per_zone_wmarks(void)
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calculate_totalreserve_pages();
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}
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+EXPORT_SYMBOL(setup_per_zone_wmarks);
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+
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/*
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* The inactive anon list should be small enough that the VM never has to
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* do too much work, but large enough that each inactive page has a chance
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