---

yaml --- r: 65098 b: refs/heads/master c: 339c3a6 h: refs/heads/master v: v3
git-mirror · Sep 21, 2007 · d8c90a1 · d8c90a1
1 parent f7fc153
commit d8c90a1
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Showing 11 changed files with 39 additions and 73 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 73e83dc300d5f2858c1e3f6bf7fbb1e161a2990c
+refs/heads/master: 339c3a6a12faf57c57a23f3d714ce89a831822fc
diff --git a/trunk/arch/mips/sibyte/bcm1480/setup.c b/trunk/arch/mips/sibyte/bcm1480/setup.c
@@ -35,6 +35,7 @@ unsigned int soc_type;
 EXPORT_SYMBOL(soc_type);
 unsigned int periph_rev;
 unsigned int zbbus_mhz;
+EXPORT_SYMBOL(zbbus_mhz);
 
 static unsigned int part_type;
 

diff --git a/trunk/arch/x86_64/ia32/ia32entry.S b/trunk/arch/x86_64/ia32/ia32entry.S
@@ -38,18 +38,6 @@
 	movq	%rax,R8(%rsp)
 	.endm
 
-	.macro LOAD_ARGS32 offset
-	movl \offset(%rsp),%r11d
-	movl \offset+8(%rsp),%r10d
-	movl \offset+16(%rsp),%r9d
-	movl \offset+24(%rsp),%r8d
-	movl \offset+40(%rsp),%ecx
-	movl \offset+48(%rsp),%edx
-	movl \offset+56(%rsp),%esi
-	movl \offset+64(%rsp),%edi
-	movl \offset+72(%rsp),%eax
-	.endm
-
 	.macro CFI_STARTPROC32 simple
 	CFI_STARTPROC	\simple
 	CFI_UNDEFINED	r8
@@ -164,7 +152,7 @@ sysenter_tracesys:
 	movq	$-ENOSYS,RAX(%rsp)	/* really needed? */
 	movq	%rsp,%rdi        /* &pt_regs -> arg1 */
 	call	syscall_trace_enter
-	LOAD_ARGS32 ARGOFFSET  /* reload args from stack in case ptrace changed it */
+	LOAD_ARGS ARGOFFSET  /* reload args from stack in case ptrace changed it */
 	RESTORE_REST
 	movl	%ebp, %ebp
 	/* no need to do an access_ok check here because rbp has been
@@ -267,7 +255,7 @@ cstar_tracesys:
 	movq $-ENOSYS,RAX(%rsp)	/* really needed? */
 	movq %rsp,%rdi        /* &pt_regs -> arg1 */
 	call syscall_trace_enter
-	LOAD_ARGS32 ARGOFFSET  /* reload args from stack in case ptrace changed it */
+	LOAD_ARGS ARGOFFSET  /* reload args from stack in case ptrace changed it */
 	RESTORE_REST
 	movl RSP-ARGOFFSET(%rsp), %r8d
 	/* no need to do an access_ok check here because r8 has been
@@ -346,7 +334,7 @@ ia32_tracesys:
 	movq $-ENOSYS,RAX(%rsp)	/* really needed? */
 	movq %rsp,%rdi        /* &pt_regs -> arg1 */
 	call syscall_trace_enter
-	LOAD_ARGS32 ARGOFFSET  /* reload args from stack in case ptrace changed it */
+	LOAD_ARGS ARGOFFSET  /* reload args from stack in case ptrace changed it */
 	RESTORE_REST
 	jmp ia32_do_syscall
 END(ia32_syscall)

diff --git a/trunk/arch/x86_64/kernel/ptrace.c b/trunk/arch/x86_64/kernel/ptrace.c
@@ -232,6 +232,10 @@ static int putreg(struct task_struct *child,
 {
 	unsigned long tmp; 
 
+	/* Some code in the 64bit emulation may not be 64bit clean.
+	   Don't take any chances. */
+	if (test_tsk_thread_flag(child, TIF_IA32))
+		value &= 0xffffffff;
 	switch (regno) {
 		case offsetof(struct user_regs_struct,fs):
 			if (value && (value & 3) != 3)

diff --git a/trunk/fs/ocfs2/aops.c b/trunk/fs/ocfs2/aops.c
@@ -930,11 +930,18 @@ static void ocfs2_write_failure(struct inode *inode,
 				loff_t user_pos, unsigned user_len)
 {
 	int i;
-	unsigned from = user_pos & (PAGE_CACHE_SIZE - 1),
-		to = user_pos + user_len;
+	unsigned from, to;
 	struct page *tmppage;
 
-	ocfs2_zero_new_buffers(wc->w_target_page, from, to);
+	ocfs2_zero_new_buffers(wc->w_target_page, user_pos, user_len);
+
+	if (wc->w_large_pages) {
+		from = wc->w_target_from;
+		to = wc->w_target_to;
+	} else {
+		from = 0;
+		to = PAGE_CACHE_SIZE;
+	}
 
 	for(i = 0; i < wc->w_num_pages; i++) {
 		tmppage = wc->w_pages[i];
@@ -984,6 +991,9 @@ static int ocfs2_prepare_page_for_write(struct inode *inode, u64 *p_blkno,
 			map_from = cluster_start;
 			map_to = cluster_end;
 		}
+
+		wc->w_target_from = map_from;
+		wc->w_target_to = map_to;
 	} else {
 		/*
 		 * If we haven't allocated the new page yet, we
@@ -1201,33 +1211,18 @@ static int ocfs2_write_cluster_by_desc(struct address_space *mapping,
 				       loff_t pos, unsigned len)
 {
 	int ret, i;
-	loff_t cluster_off;
-	unsigned int local_len = len;
 	struct ocfs2_write_cluster_desc *desc;
-	struct ocfs2_super *osb = OCFS2_SB(mapping->host->i_sb);
 
 	for (i = 0; i < wc->w_clen; i++) {
 		desc = &wc->w_desc[i];
 
-		/*
-		 * We have to make sure that the total write passed in
-		 * doesn't extend past a single cluster.
-		 */
-		local_len = len;
-		cluster_off = pos & (osb->s_clustersize - 1);
-		if ((cluster_off + local_len) > osb->s_clustersize)
-			local_len = osb->s_clustersize - cluster_off;
-
 		ret = ocfs2_write_cluster(mapping, desc->c_phys,
 					  desc->c_unwritten, data_ac, meta_ac,
-					  wc, desc->c_cpos, pos, local_len);
+					  wc, desc->c_cpos, pos, len);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
-
-		len -= local_len;
-		pos += local_len;
 	}
 
 	ret = 0;

diff --git a/trunk/fs/ocfs2/file.c b/trunk/fs/ocfs2/file.c
@@ -491,8 +491,8 @@ int ocfs2_do_extend_allocation(struct ocfs2_super *osb,
 		goto leave;
 	}
 
-	status = __ocfs2_claim_clusters(osb, handle, data_ac, 1,
-					clusters_to_add, &bit_off, &num_bits);
+	status = ocfs2_claim_clusters(osb, handle, data_ac, 1,
+				      &bit_off, &num_bits);
 	if (status < 0) {
 		if (status != -ENOSPC)
 			mlog_errno(status);

diff --git a/trunk/fs/ocfs2/localalloc.c b/trunk/fs/ocfs2/localalloc.c
@@ -524,19 +524,21 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
 int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb,
 				 handle_t *handle,
 				 struct ocfs2_alloc_context *ac,
-				 u32 bits_wanted,
+				 u32 min_bits,
 				 u32 *bit_off,
 				 u32 *num_bits)
 {
 	int status, start;
 	struct inode *local_alloc_inode;
+	u32 bits_wanted;
 	void *bitmap;
 	struct ocfs2_dinode *alloc;
 	struct ocfs2_local_alloc *la;
 
 	mlog_entry_void();
 	BUG_ON(ac->ac_which != OCFS2_AC_USE_LOCAL);
 
+	bits_wanted = ac->ac_bits_wanted - ac->ac_bits_given;
 	local_alloc_inode = ac->ac_inode;
 	alloc = (struct ocfs2_dinode *) osb->local_alloc_bh->b_data;
 	la = OCFS2_LOCAL_ALLOC(alloc);

diff --git a/trunk/fs/ocfs2/localalloc.h b/trunk/fs/ocfs2/localalloc.h
@@ -48,7 +48,7 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
 int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb,
 				 handle_t *handle,
 				 struct ocfs2_alloc_context *ac,
-				 u32 bits_wanted,
+				 u32 min_bits,
 				 u32 *bit_off,
 				 u32 *num_bits);
 

diff --git a/trunk/fs/ocfs2/suballoc.c b/trunk/fs/ocfs2/suballoc.c
@@ -1486,21 +1486,21 @@ static inline void ocfs2_block_to_cluster_group(struct inode *inode,
  * contig. allocation, set to '1' to indicate we can deal with extents
  * of any size.
  */
-int __ocfs2_claim_clusters(struct ocfs2_super *osb,
-			   handle_t *handle,
-			   struct ocfs2_alloc_context *ac,
-			   u32 min_clusters,
-			   u32 max_clusters,
-			   u32 *cluster_start,
-			   u32 *num_clusters)
+int ocfs2_claim_clusters(struct ocfs2_super *osb,
+			 handle_t *handle,
+			 struct ocfs2_alloc_context *ac,
+			 u32 min_clusters,
+			 u32 *cluster_start,
+			 u32 *num_clusters)
 {
 	int status;
-	unsigned int bits_wanted = max_clusters;
+	unsigned int bits_wanted = ac->ac_bits_wanted - ac->ac_bits_given;
 	u64 bg_blkno = 0;
 	u16 bg_bit_off;
 
 	mlog_entry_void();
 
+	BUG_ON(!ac);
 	BUG_ON(ac->ac_bits_given >= ac->ac_bits_wanted);
 
 	BUG_ON(ac->ac_which != OCFS2_AC_USE_LOCAL
@@ -1557,19 +1557,6 @@ int __ocfs2_claim_clusters(struct ocfs2_super *osb,
 	return status;
 }
 
-int ocfs2_claim_clusters(struct ocfs2_super *osb,
-			 handle_t *handle,
-			 struct ocfs2_alloc_context *ac,
-			 u32 min_clusters,
-			 u32 *cluster_start,
-			 u32 *num_clusters)
-{
-	unsigned int bits_wanted = ac->ac_bits_wanted - ac->ac_bits_given;
-
-	return __ocfs2_claim_clusters(osb, handle, ac, min_clusters,
-				      bits_wanted, cluster_start, num_clusters);
-}
-
 static inline int ocfs2_block_group_clear_bits(handle_t *handle,
 					       struct inode *alloc_inode,
 					       struct ocfs2_group_desc *bg,

diff --git a/trunk/fs/ocfs2/suballoc.h b/trunk/fs/ocfs2/suballoc.h
@@ -85,17 +85,6 @@ int ocfs2_claim_clusters(struct ocfs2_super *osb,
 			 u32 min_clusters,
 			 u32 *cluster_start,
 			 u32 *num_clusters);
-/*
- * Use this variant of ocfs2_claim_clusters to specify a maxiumum
- * number of clusters smaller than the allocation reserved.
- */
-int __ocfs2_claim_clusters(struct ocfs2_super *osb,
-			   handle_t *handle,
-			   struct ocfs2_alloc_context *ac,
-			   u32 min_clusters,
-			   u32 max_clusters,
-			   u32 *cluster_start,
-			   u32 *num_clusters);
 
 int ocfs2_free_suballoc_bits(handle_t *handle,
 			     struct inode *alloc_inode,

diff --git a/trunk/fs/ocfs2/vote.c b/trunk/fs/ocfs2/vote.c
@@ -66,7 +66,7 @@ struct ocfs2_vote_msg
 {
 	struct ocfs2_msg_hdr v_hdr;
 	__be32 v_reserved1;
-} __attribute__ ((packed));
+};
 
 /* Responses are given these values to maintain backwards
  * compatibility with older ocfs2 versions */
@@ -78,7 +78,7 @@ struct ocfs2_response_msg
 {
 	struct ocfs2_msg_hdr r_hdr;
 	__be32 r_response;
-} __attribute__ ((packed));
+};
 
 struct ocfs2_vote_work {
 	struct list_head   w_list;