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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6: [PARISC] Add NOTES section [PARISC] Use compat_sys_getdents [PARISC] Do not allow STI_CONSOLE to be modular [PARISC] Clean up sti_flush [PARISC] Add dummy isa_(bus|virt)_to_(virt|bus) inlines [PARISC] Add empty <asm-parisc/vga.h>
This commit is contained in:
commit
d96a2a5c64
@ -285,147 +285,6 @@ int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
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return err;
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}
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struct linux32_dirent {
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u32 d_ino;
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compat_off_t d_off;
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u16 d_reclen;
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char d_name[1];
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};
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struct old_linux32_dirent {
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u32 d_ino;
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u32 d_offset;
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u16 d_namlen;
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char d_name[1];
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};
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struct getdents32_callback {
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struct linux32_dirent __user * current_dir;
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struct linux32_dirent __user * previous;
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int count;
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int error;
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};
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struct readdir32_callback {
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struct old_linux32_dirent __user * dirent;
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int count;
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};
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#define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de)))
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static int filldir32 (void *__buf, const char *name, int namlen,
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loff_t offset, u64 ino, unsigned int d_type)
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{
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struct linux32_dirent __user * dirent;
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struct getdents32_callback * buf = (struct getdents32_callback *) __buf;
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int reclen = ALIGN(NAME_OFFSET(dirent) + namlen + 1, 4);
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u32 d_ino;
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buf->error = -EINVAL; /* only used if we fail.. */
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if (reclen > buf->count)
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return -EINVAL;
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d_ino = ino;
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if (sizeof(d_ino) < sizeof(ino) && d_ino != ino)
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return -EOVERFLOW;
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dirent = buf->previous;
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if (dirent)
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put_user(offset, &dirent->d_off);
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dirent = buf->current_dir;
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buf->previous = dirent;
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put_user(d_ino, &dirent->d_ino);
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put_user(reclen, &dirent->d_reclen);
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copy_to_user(dirent->d_name, name, namlen);
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put_user(0, dirent->d_name + namlen);
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dirent = ((void __user *)dirent) + reclen;
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buf->current_dir = dirent;
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buf->count -= reclen;
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return 0;
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}
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asmlinkage long
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sys32_getdents (unsigned int fd, void __user * dirent, unsigned int count)
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{
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struct file * file;
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struct linux32_dirent __user * lastdirent;
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struct getdents32_callback buf;
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int error;
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error = -EFAULT;
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if (!access_ok(VERIFY_WRITE, dirent, count))
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goto out;
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error = -EBADF;
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file = fget(fd);
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if (!file)
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goto out;
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buf.current_dir = (struct linux32_dirent __user *) dirent;
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buf.previous = NULL;
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buf.count = count;
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buf.error = 0;
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error = vfs_readdir(file, filldir32, &buf);
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if (error < 0)
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goto out_putf;
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error = buf.error;
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lastdirent = buf.previous;
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if (lastdirent) {
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if (put_user(file->f_pos, &lastdirent->d_off))
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error = -EFAULT;
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else
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error = count - buf.count;
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}
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out_putf:
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fput(file);
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out:
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return error;
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}
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static int fillonedir32(void * __buf, const char * name, int namlen,
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loff_t offset, u64 ino, unsigned int d_type)
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{
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struct readdir32_callback * buf = (struct readdir32_callback *) __buf;
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struct old_linux32_dirent __user * dirent;
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u32 d_ino;
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if (buf->count)
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return -EINVAL;
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d_ino = ino;
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if (sizeof(d_ino) < sizeof(ino) && d_ino != ino)
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return -EOVERFLOW;
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buf->count++;
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dirent = buf->dirent;
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put_user(d_ino, &dirent->d_ino);
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put_user(offset, &dirent->d_offset);
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put_user(namlen, &dirent->d_namlen);
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copy_to_user(dirent->d_name, name, namlen);
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put_user(0, dirent->d_name + namlen);
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return 0;
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}
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asmlinkage long
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sys32_readdir (unsigned int fd, void __user * dirent, unsigned int count)
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{
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int error;
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struct file * file;
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struct readdir32_callback buf;
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error = -EBADF;
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file = fget(fd);
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if (!file)
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goto out;
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buf.count = 0;
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buf.dirent = dirent;
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error = vfs_readdir(file, fillonedir32, &buf);
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if (error >= 0)
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error = buf.count;
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fput(file);
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out:
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return error;
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}
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/*** copied from mips64 ***/
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/*
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* Ooo, nasty. We need here to frob 32-bit unsigned longs to
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@ -222,9 +222,7 @@
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ENTRY_SAME(setfsgid)
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/* I think this might work */
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ENTRY_SAME(llseek) /* 140 */
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/* struct linux_dirent has longs, like 'unsigned long d_ino' which
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* almost definitely should be 'ino_t d_ino' but it's too late now */
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ENTRY_DIFF(getdents)
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ENTRY_COMP(getdents)
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/* it is POSSIBLE that select will be OK because even though fd_set
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* contains longs, the macros and sizes are clever. */
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ENTRY_COMP(select)
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@ -81,6 +81,8 @@ SECTIONS
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__ex_table : { *(__ex_table) }
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__stop___ex_table = .;
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NOTES
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__start___unwind = .; /* unwind info */
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.PARISC.unwind : { *(.PARISC.unwind) }
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__stop___unwind = .;
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@ -145,7 +145,7 @@ config FRAMEBUFFER_CONSOLE_ROTATION
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oriented.
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config STI_CONSOLE
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tristate "STI text console"
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bool "STI text console"
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depends on PARISC
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default y
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help
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@ -232,18 +232,14 @@ sti_bmove(struct sti_struct *sti, int src_y, int src_x,
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}
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/* FIXME: Do we have another solution for this ? */
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static void sti_flush(unsigned long from, unsigned long len)
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static void sti_flush(unsigned long start, unsigned long end)
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{
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flush_data_cache();
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flush_kernel_dcache_range(from, len);
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flush_icache_range(from, from+len);
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flush_icache_range(start, end);
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}
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void __devinit
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sti_rom_copy(unsigned long base, unsigned long count, void *dest)
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{
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unsigned long dest_len = count;
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unsigned long dest_start = (unsigned long) dest;
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/* this still needs to be revisited (see arch/parisc/mm/init.c:246) ! */
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@ -260,7 +256,7 @@ sti_rom_copy(unsigned long base, unsigned long count, void *dest)
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dest++;
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}
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sti_flush(dest_start, dest_len);
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sti_flush(dest_start, (unsigned long)dest);
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}
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@ -663,7 +659,6 @@ sti_bmode_font_raw(struct sti_cooked_font *f)
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static void __devinit
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sti_bmode_rom_copy(unsigned long base, unsigned long count, void *dest)
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{
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unsigned long dest_len = count;
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unsigned long dest_start = (unsigned long) dest;
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while (count) {
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@ -672,7 +667,8 @@ sti_bmode_rom_copy(unsigned long base, unsigned long count, void *dest)
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base += 4;
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dest++;
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}
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sti_flush(dest_start, dest_len);
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sti_flush(dest_start, (unsigned long)dest);
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}
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static struct sti_rom * __devinit
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@ -15,6 +15,16 @@ extern unsigned long parisc_vmerge_max_size;
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#define virt_to_bus virt_to_phys
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#define bus_to_virt phys_to_virt
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static inline unsigned long isa_bus_to_virt(unsigned long addr) {
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BUG();
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return 0;
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}
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static inline unsigned long isa_virt_to_bus(void *addr) {
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BUG();
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return 0;
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}
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/*
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* Memory mapped I/O
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*
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6
include/asm-parisc/vga.h
Normal file
6
include/asm-parisc/vga.h
Normal file
@ -0,0 +1,6 @@
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#ifndef __ASM_PARISC_VGA_H__
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#define __ASM_PARISC_VGA_H__
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/* nothing */
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#endif __ASM_PARISC_VGA_H__
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