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vm: remove secondary cache code

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This commit removes the secondary cache code implementation from
VM and its usage from libminixfs. It is to be replaced by a new
implementation.

Change-Id: I8fa3af06330e7604c7e0dd4cbe39d3ce353a05b1
This commit is contained in:
Ben Gras
2012-11-08 13:45:06 +01:00
parent 20e6c9329f
commit adf2032bc0
18 changed files with 26 additions and 775 deletions
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20
include/minix/com.h
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@@ -989,22 +989,8 @@
# define VMUM_ADDR m1_p1
# define VMUM_LEN m1_i1
/* To VM: forget all my yielded blocks. */
#define VM_FORGETBLOCKS (VM_RQ_BASE+22)
/* To VM: forget this block. */
#define VM_FORGETBLOCK (VM_RQ_BASE+23)
#define VMFB_IDHI m1_i1
#define VMFB_IDLO m1_i2
/* To VM: combined yield+get call. */
#define VM_YIELDBLOCKGETBLOCK (VM_RQ_BASE+25)
#define VMYBGB_VADDR m2_p1
#define VMYBGB_GETIDHI m2_i1
#define VMYBGB_GETIDLO m2_i2
#define VMYBGB_LEN m2_i3
#define VMYBGB_YIELDIDHI m2_l1
#define VMYBGB_YIELDIDLO m2_l2
/* To VM: map in cache block by FS */
#define VM_MAPCACHEPAGE (VM_RQ_BASE+26)
/* Calls from VFS. */
# define VMV_ENDPOINT m1_i1 /* for all VM_VFS_REPLY_* */
@@ -1094,7 +1080,7 @@
/* Basic vm calls allowed to every process. */
#define VM_BASIC_CALLS \
VM_MMAP, VM_MUNMAP, VM_MAP_PHYS, VM_UNMAP_PHYS, \
VM_FORGETBLOCKS, VM_FORGETBLOCK, VM_YIELDBLOCKGETBLOCK, VM_INFO
VM_INFO, VM_MAPCACHEPAGE
/*===========================================================================*
* Messages for IPC server *