mirror of https://github.com/schoebel/mars
152 lines
4.3 KiB
Diff
152 lines
4.3 KiB
Diff
From 85cddec25f60fc694d07242f63945cb2afe7d91e Mon Sep 17 00:00:00 2001
|
|
From: Thomas Schoebel-Theuer <tst@1und1.de>
|
|
Date: Mon, 22 Aug 2016 12:54:44 +0200
|
|
Subject: [PATCH] mars: minimum pre-patch for mars
|
|
|
|
Mostly introduces some EXPORT_SYMBOL().
|
|
Should have almost no impact onto the kernel.
|
|
---
|
|
fs/aio.c | 5 +++++
|
|
fs/namei.c | 5 +++++
|
|
fs/open.c | 2 ++
|
|
fs/utimes.c | 2 ++
|
|
include/uapi/linux/major.h | 1 +
|
|
mm/page_alloc.c | 2 ++
|
|
6 files changed, 17 insertions(+)
|
|
|
|
diff --git a/fs/aio.c b/fs/aio.c
|
|
index b37e86c..f88cf7b 100644
|
|
--- a/fs/aio.c
|
|
+++ b/fs/aio.c
|
|
@@ -1309,6 +1309,7 @@ SYSCALL_DEFINE2(io_setup, unsigned, nr_events, aio_context_t __user *, ctxp)
|
|
out:
|
|
return ret;
|
|
}
|
|
+EXPORT_SYMBOL(sys_io_setup);
|
|
|
|
/* sys_io_destroy:
|
|
* Destroy the aio_context specified. May cancel any outstanding
|
|
@@ -1343,6 +1344,7 @@ SYSCALL_DEFINE1(io_destroy, aio_context_t, ctx)
|
|
pr_debug("EINVAL: io_destroy: invalid context id\n");
|
|
return -EINVAL;
|
|
}
|
|
+EXPORT_SYMBOL(sys_io_destroy);
|
|
|
|
typedef ssize_t (aio_rw_op)(struct kiocb *, const struct iovec *,
|
|
unsigned long, loff_t);
|
|
@@ -1624,6 +1626,7 @@ long do_io_submit(aio_context_t ctx_id, long nr,
|
|
percpu_ref_put(&ctx->users);
|
|
return i ? i : ret;
|
|
}
|
|
+EXPORT_SYMBOL(sys_io_submit);
|
|
|
|
/* sys_io_submit:
|
|
* Queue the nr iocbs pointed to by iocbpp for processing. Returns
|
|
@@ -1714,6 +1717,7 @@ SYSCALL_DEFINE3(io_cancel, aio_context_t, ctx_id, struct iocb __user *, iocb,
|
|
|
|
return ret;
|
|
}
|
|
+EXPORT_SYMBOL(sys_io_cancel);
|
|
|
|
/* io_getevents:
|
|
* Attempts to read at least min_nr events and up to nr events from
|
|
@@ -1743,3 +1747,4 @@ SYSCALL_DEFINE5(io_getevents, aio_context_t, ctx_id,
|
|
}
|
|
return ret;
|
|
}
|
|
+EXPORT_SYMBOL(sys_io_getevents);
|
|
diff --git a/fs/namei.c b/fs/namei.c
|
|
index b1b1781..aa3ef2d 100644
|
|
--- a/fs/namei.c
|
|
+++ b/fs/namei.c
|
|
@@ -4391,12 +4391,17 @@ EXPORT_SYMBOL(unlock_rename);
|
|
EXPORT_SYMBOL(vfs_create);
|
|
EXPORT_SYMBOL(vfs_link);
|
|
EXPORT_SYMBOL(vfs_mkdir);
|
|
+EXPORT_SYMBOL(sys_mkdir);
|
|
EXPORT_SYMBOL(vfs_mknod);
|
|
EXPORT_SYMBOL(generic_permission);
|
|
EXPORT_SYMBOL(vfs_readlink);
|
|
EXPORT_SYMBOL(vfs_rename);
|
|
+EXPORT_SYMBOL(sys_rename);
|
|
EXPORT_SYMBOL(vfs_rmdir);
|
|
+EXPORT_SYMBOL(sys_rmdir);
|
|
EXPORT_SYMBOL(vfs_symlink);
|
|
+EXPORT_SYMBOL(sys_symlink);
|
|
EXPORT_SYMBOL(vfs_unlink);
|
|
+EXPORT_SYMBOL(sys_unlink);
|
|
EXPORT_SYMBOL(dentry_unhash);
|
|
EXPORT_SYMBOL(generic_readlink);
|
|
diff --git a/fs/open.c b/fs/open.c
|
|
index 3827b63..c9d390d 100644
|
|
--- a/fs/open.c
|
|
+++ b/fs/open.c
|
|
@@ -518,6 +518,7 @@ SYSCALL_DEFINE2(chmod, const char __user *, filename, umode_t, mode)
|
|
{
|
|
return sys_fchmodat(AT_FDCWD, filename, mode);
|
|
}
|
|
+EXPORT_SYMBOL(sys_chmod);
|
|
|
|
static int chown_common(struct path *path, uid_t user, gid_t group)
|
|
{
|
|
@@ -597,6 +598,7 @@ SYSCALL_DEFINE3(lchown, const char __user *, filename, uid_t, user, gid_t, group
|
|
return sys_fchownat(AT_FDCWD, filename, user, group,
|
|
AT_SYMLINK_NOFOLLOW);
|
|
}
|
|
+EXPORT_SYMBOL(sys_lchown);
|
|
|
|
SYSCALL_DEFINE3(fchown, unsigned int, fd, uid_t, user, gid_t, group)
|
|
{
|
|
diff --git a/fs/utimes.c b/fs/utimes.c
|
|
index f4fb7ec..6afbba8 100644
|
|
--- a/fs/utimes.c
|
|
+++ b/fs/utimes.c
|
|
@@ -1,3 +1,4 @@
|
|
+#include <linux/module.h>
|
|
#include <linux/compiler.h>
|
|
#include <linux/file.h>
|
|
#include <linux/fs.h>
|
|
@@ -174,6 +175,7 @@ retry:
|
|
out:
|
|
return error;
|
|
}
|
|
+EXPORT_SYMBOL(do_utimes);
|
|
|
|
SYSCALL_DEFINE4(utimensat, int, dfd, const char __user *, filename,
|
|
struct timespec __user *, utimes, int, flags)
|
|
diff --git a/include/uapi/linux/major.h b/include/uapi/linux/major.h
|
|
index 6a8ca98..faf6692 100644
|
|
--- a/include/uapi/linux/major.h
|
|
+++ b/include/uapi/linux/major.h
|
|
@@ -146,6 +146,7 @@
|
|
#define UNIX98_PTY_SLAVE_MAJOR (UNIX98_PTY_MASTER_MAJOR+UNIX98_PTY_MAJOR_COUNT)
|
|
|
|
#define DRBD_MAJOR 147
|
|
+#define MARS_MAJOR 148
|
|
#define RTF_MAJOR 150
|
|
#define RAW_MAJOR 162
|
|
|
|
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
|
|
index 7abab3b..ff37656 100644
|
|
--- a/mm/page_alloc.c
|
|
+++ b/mm/page_alloc.c
|
|
@@ -206,6 +206,7 @@ static char * const zone_names[MAX_NR_ZONES] = {
|
|
};
|
|
|
|
int min_free_kbytes = 1024;
|
|
+EXPORT_SYMBOL(min_free_kbytes);
|
|
int user_min_free_kbytes;
|
|
|
|
static unsigned long __meminitdata nr_kernel_pages;
|
|
@@ -5670,6 +5671,7 @@ static void __setup_per_zone_wmarks(void)
|
|
/* update totalreserve_pages */
|
|
calculate_totalreserve_pages();
|
|
}
|
|
+EXPORT_SYMBOL(setup_per_zone_wmarks);
|
|
|
|
/**
|
|
* setup_per_zone_wmarks - called when min_free_kbytes changes
|
|
--
|
|
2.9.2
|
|
|