Fabio Erculiani
75 lines
2.4 KiB
Diff
75 lines
2.4 KiB
Diff
From da4c30a986de62dd092ec7b5c76417930fd56223 Mon Sep 17 00:00:00 2001
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From: Marc Dionne <marc.c.dionne@gmail.com>
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Date: Wed, 9 Jan 2013 21:22:27 -0500
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Subject: [PATCH] Linux 3.8: vmtruncate removal
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vmtruncate had been deprecated for a while and has now been
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removed. Do things the new way based on truncate_setsize.
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Change-Id: If584329f7330f44be3909e4c8b935e4fe5e2b536
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---
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acinclude.m4 | 1 +
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src/afs/LINUX/osi_compat.h | 14 ++++++++++++++
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src/afs/LINUX/osi_vm.c | 5 ++---
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3 files changed, 17 insertions(+), 3 deletions(-)
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diff --git a/acinclude.m4 b/acinclude.m4
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index 7a7cfcf..36211b6 100644
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--- a/acinclude.m4
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+++ b/acinclude.m4
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@@ -839,6 +839,7 @@ case $AFS_SYSNAME in *_linux* | *_umlinux*)
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AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
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AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
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AC_CHECK_LINUX_STRUCT([filename], [name], [fs.h])
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+ AC_CHECK_LINUX_STRUCT([inode_operations], [truncate], [fs.h])
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AC_CHECK_LINUX_STRUCT([key_type], [preparse], [key-type.h])
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AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
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AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
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diff --git a/src/afs/LINUX/osi_compat.h b/src/afs/LINUX/osi_compat.h
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index c840482..f729db5 100644
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--- a/src/afs/LINUX/osi_compat.h
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+++ b/src/afs/LINUX/osi_compat.h
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@@ -580,4 +580,18 @@ afs_set_session_keyring(struct key *keyring)
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return old;
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}
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+static inline int
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+afs_truncate(struct inode *inode, int len)
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+{
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+ int code;
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+#if defined(STRUCT_INODE_OPERATIONS_HAS_TRUNCATE)
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+ code = vmtruncate(inode, len);
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+#else
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+ code = inode_newsize_ok(inode, len);
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+ if (!code)
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+ truncate_setsize(inode, len);
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+#endif
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+ return code;
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+}
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+
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#endif /* AFS_LINUX_OSI_COMPAT_H */
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diff --git a/src/afs/LINUX/osi_vm.c b/src/afs/LINUX/osi_vm.c
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index 2cd34f9..8bc792e 100644
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--- a/src/afs/LINUX/osi_vm.c
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+++ b/src/afs/LINUX/osi_vm.c
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@@ -51,8 +51,7 @@ osi_VM_FlushVCache(struct vcache *avc, int *slept)
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if (avc->opens != 0)
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return EBUSY;
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- return vmtruncate(ip, 0);
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- return 0;
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+ return afs_truncate(ip, 0);
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}
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/* Try to invalidate pages, for "fs flush" or "fs flushv"; or
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@@ -132,5 +131,5 @@ osi_VM_FlushPages(struct vcache *avc, afs_ucred_t *credp)
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void
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osi_VM_Truncate(struct vcache *avc, int alen, afs_ucred_t *acred)
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{
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- vmtruncate(AFSTOV(avc), alen);
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+ afs_truncate(AFSTOV(avc), alen);
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}
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--
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1.7.2.5
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