diff options
Diffstat (limited to 'debian/patches/40_user-tss.patch')
| -rw-r--r-- | debian/patches/40_user-tss.patch | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/debian/patches/40_user-tss.patch b/debian/patches/40_user-tss.patch new file mode 100644 index 0000000..b55f361 --- /dev/null +++ b/debian/patches/40_user-tss.patch @@ -0,0 +1,43 @@ +#DPATCHLEVEL=0 + +2005-12-26 Samuel Thibault <samuel.thibault@ens-lyon.org> + + * i386/i386/iopb.c: Include "vm_param.h" for kvtolin(). + (io_tss_init): Fix address and limit of user TSS. + + +--- i386/i386/iopb.c 2005-05-01 18:04:47.000000000 +0200 ++++ i386/i386/iopb.c 2005-12-26 19:50:22.000000000 +0100 +@@ -43,6 +43,7 @@ + #include "iopb.h" + #include "seg.h" + #include "gdt.h" ++#include "vm_param.h" + + /* + * A set of ports for an IO device. +@@ -242,8 +243,8 @@ io_tss_init( + iopb_tss_t io_tss, + boolean_t access_all) /* allow access or not */ + { +- vm_offset_t addr = (vm_offset_t) io_tss; +- vm_size_t size = (char *)&io_tss->barrier - (char *)io_tss; ++ vm_offset_t addr = kvtolin (io_tss); ++ vm_size_t limit = (char *)&io_tss->barrier - (char *)io_tss; + + bzero(&io_tss->tss, sizeof(struct i386_tss)); + io_tss->tss.io_bit_map_offset +@@ -252,11 +253,11 @@ io_tss_init( + io_bitmap_init(io_tss->bitmap, access_all); + io_tss->barrier = ~0; + queue_init(&io_tss->io_port_list); +- io_tss->iopb_desc[0] = ((size-1) & 0xffff) ++ io_tss->iopb_desc[0] = (limit & 0xffff) + | ((addr & 0xffff) << 16); + io_tss->iopb_desc[1] = ((addr & 0x00ff0000) >> 16) + | ((ACC_TSS|ACC_PL_K|ACC_P) << 8) +- | ((size-1) & 0x000f0000) ++ | (limit & 0x000f0000) + | (addr & 0xff000000); + } + |