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authorJeff Layton <jlayton@kernel.org>2020-01-07 03:05:19 +0300
committerIlya Dryomov <idryomov@gmail.com>2020-01-27 18:53:40 +0300
commit24604f7e2bde5e6458812c3e9ee2a0d60c8c99fe (patch)
treeff7b6d8492c7c9bfd1af17a62182b7f5fcf3cfe2 /net/ceph
parentd36e0b620aa53d9a33c739f0368e85707a997430 (diff)
downloadlinux-24604f7e2bde5e6458812c3e9ee2a0d60c8c99fe.tar.xz
ceph: move net/ceph/ceph_fs.c to fs/ceph/util.c
All of these functions are only called from CephFS, so move them into ceph.ko, and drop the exports. Signed-off-by: Jeff Layton <jlayton@kernel.org> Reviewed-by: Ilya Dryomov <idryomov@gmail.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'net/ceph')
-rw-r--r--net/ceph/Makefile2
-rw-r--r--net/ceph/ceph_fs.c104
2 files changed, 1 insertions, 105 deletions
diff --git a/net/ceph/Makefile b/net/ceph/Makefile
index 59d0ba2072de..ce09bb4fb249 100644
--- a/net/ceph/Makefile
+++ b/net/ceph/Makefile
@@ -13,5 +13,5 @@ libceph-y := ceph_common.o messenger.o msgpool.o buffer.o pagelist.o \
auth.o auth_none.o \
crypto.o armor.o \
auth_x.o \
- ceph_fs.o ceph_strings.o ceph_hash.o \
+ ceph_strings.o ceph_hash.o \
pagevec.o snapshot.o string_table.o
diff --git a/net/ceph/ceph_fs.c b/net/ceph/ceph_fs.c
deleted file mode 100644
index 756a2dc10d27..000000000000
--- a/net/ceph/ceph_fs.c
+++ /dev/null
@@ -1,104 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Some non-inline ceph helpers
- */
-#include <linux/module.h>
-#include <linux/ceph/types.h>
-
-/*
- * return true if @layout appears to be valid
- */
-int ceph_file_layout_is_valid(const struct ceph_file_layout *layout)
-{
- __u32 su = layout->stripe_unit;
- __u32 sc = layout->stripe_count;
- __u32 os = layout->object_size;
-
- /* stripe unit, object size must be non-zero, 64k increment */
- if (!su || (su & (CEPH_MIN_STRIPE_UNIT-1)))
- return 0;
- if (!os || (os & (CEPH_MIN_STRIPE_UNIT-1)))
- return 0;
- /* object size must be a multiple of stripe unit */
- if (os < su || os % su)
- return 0;
- /* stripe count must be non-zero */
- if (!sc)
- return 0;
- return 1;
-}
-
-void ceph_file_layout_from_legacy(struct ceph_file_layout *fl,
- struct ceph_file_layout_legacy *legacy)
-{
- fl->stripe_unit = le32_to_cpu(legacy->fl_stripe_unit);
- fl->stripe_count = le32_to_cpu(legacy->fl_stripe_count);
- fl->object_size = le32_to_cpu(legacy->fl_object_size);
- fl->pool_id = le32_to_cpu(legacy->fl_pg_pool);
- if (fl->pool_id == 0 && fl->stripe_unit == 0 &&
- fl->stripe_count == 0 && fl->object_size == 0)
- fl->pool_id = -1;
-}
-EXPORT_SYMBOL(ceph_file_layout_from_legacy);
-
-void ceph_file_layout_to_legacy(struct ceph_file_layout *fl,
- struct ceph_file_layout_legacy *legacy)
-{
- legacy->fl_stripe_unit = cpu_to_le32(fl->stripe_unit);
- legacy->fl_stripe_count = cpu_to_le32(fl->stripe_count);
- legacy->fl_object_size = cpu_to_le32(fl->object_size);
- if (fl->pool_id >= 0)
- legacy->fl_pg_pool = cpu_to_le32(fl->pool_id);
- else
- legacy->fl_pg_pool = 0;
-}
-EXPORT_SYMBOL(ceph_file_layout_to_legacy);
-
-int ceph_flags_to_mode(int flags)
-{
- int mode;
-
-#ifdef O_DIRECTORY /* fixme */
- if ((flags & O_DIRECTORY) == O_DIRECTORY)
- return CEPH_FILE_MODE_PIN;
-#endif
-
- switch (flags & O_ACCMODE) {
- case O_WRONLY:
- mode = CEPH_FILE_MODE_WR;
- break;
- case O_RDONLY:
- mode = CEPH_FILE_MODE_RD;
- break;
- case O_RDWR:
- case O_ACCMODE: /* this is what the VFS does */
- mode = CEPH_FILE_MODE_RDWR;
- break;
- }
-#ifdef O_LAZY
- if (flags & O_LAZY)
- mode |= CEPH_FILE_MODE_LAZY;
-#endif
-
- return mode;
-}
-EXPORT_SYMBOL(ceph_flags_to_mode);
-
-int ceph_caps_for_mode(int mode)
-{
- int caps = CEPH_CAP_PIN;
-
- if (mode & CEPH_FILE_MODE_RD)
- caps |= CEPH_CAP_FILE_SHARED |
- CEPH_CAP_FILE_RD | CEPH_CAP_FILE_CACHE;
- if (mode & CEPH_FILE_MODE_WR)
- caps |= CEPH_CAP_FILE_EXCL |
- CEPH_CAP_FILE_WR | CEPH_CAP_FILE_BUFFER |
- CEPH_CAP_AUTH_SHARED | CEPH_CAP_AUTH_EXCL |
- CEPH_CAP_XATTR_SHARED | CEPH_CAP_XATTR_EXCL;
- if (mode & CEPH_FILE_MODE_LAZY)
- caps |= CEPH_CAP_FILE_LAZYIO;
-
- return caps;
-}
-EXPORT_SYMBOL(ceph_caps_for_mode);