The patch titled
git-block-fixup
has been added to the -mm tree. Its filename is
git-block-fixup.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: git-block-fixup
From: Andrew Morton <[EMAIL PROTECTED]>
fix git rejects...
Cc: Jens Axboe <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
fs/splice.c | 215 --------------------------------------------------
1 file changed, 215 deletions(-)
diff -puN fs/splice.c~git-block-fixup fs/splice.c
--- a/fs/splice.c~git-block-fixup
+++ a/fs/splice.c
@@ -1208,218 +1208,6 @@ static int copy_from_user_mmap_sem(void
}
/*
- * Just copy the data to user space
- */
-static int pipe_to_user_copy(struct pipe_inode_info *pipe,
- struct pipe_buffer *buf, struct splice_desc *sd)
-{
- char *src;
- int ret;
-
- ret = buf->ops->confirm(pipe, buf);
- if (unlikely(ret))
- return ret;
-
- /*
- * See if we can use the atomic maps, by prefaulting in the
- * pages and doing an atomic copy
- */
- if (!fault_in_pages_writeable(sd->u.userptr, sd->len)) {
- src = buf->ops->map(pipe, buf, 1);
- ret = __copy_to_user_inatomic(sd->u.userptr, src + buf->offset,
- sd->len);
- buf->ops->unmap(pipe, buf, src);
- if (!ret) {
- ret = sd->len;
- goto out;
- }
- }
-
- /*
- * No dice, use slow non-atomic map and copy
- */
- src = buf->ops->map(pipe, buf, 0);
-
- ret = sd->len;
- if (copy_to_user(sd->u.userptr, src + buf->offset, sd->len))
- ret = -EFAULT;
-
- buf->ops->unmap(pipe, buf, src);
-out:
- if (ret > 0)
- sd->u.userptr += ret;
- return ret;
-}
-
-/*
- * This actor doesn't really do anything interesting, it merely settles
- * the pipe page and adds it to the work list for insertion when the entire
- * pipe has been processed.
- */
-static int pipe_to_user_map(struct pipe_inode_info *pipe,
- struct pipe_buffer *buf, struct splice_desc *sd)
-{
- struct splice_pipe_desc *spd = sd->u.data;
- int error;
-
- if (buf->len & ~PAGE_MASK)
- return -EINVAL;
-
- error = buf->ops->confirm(pipe, buf);
- if (!error) {
- spd->pages[spd->nr_pages++] = buf->page;
- return buf->len;
- }
-
- return error;
-}
-
-/*
- * Setup a vma for this address range, and let pipe_to_user_map() insert
- * pages into that.
- */
-static int vmsplice_pipe_map(struct pipe_inode_info *pipe,
- struct splice_desc *sd)
-{
- struct mm_struct *mm = current->mm;
- struct page *pages[PIPE_BUFFERS];
- struct splice_pipe_desc spd = {
- .pages = pages,
- };
- struct vm_area_struct *vma;
- unsigned long addr;
- int ret, i, err;
-
- if (sd->total_len & ~PAGE_MASK)
- return -EINVAL;
-
- /*
- * Run through the pipe buffers and settle the contents. The number
- * of processed pages will be put in spd.nr_pages.
- */
- addr = (unsigned long) sd->u.userptr;
- sd->pos = 0;
- sd->u.data = &spd;
- err = __splice_from_pipe(pipe, sd, pipe_to_user_map);
- if (unlikely(err <= 0))
- return err;
- else if (unlikely(!spd.nr_pages))
- return 0;
-
- /*
- * We have a non-zero number of pages available. Now find the
- * associated vma so we can establish pages mappings there.
- */
- ret = -EINVAL;
- down_read(&mm->mmap_sem);
-
- vma = find_vma(mm, addr);
- if (unlikely(!vma))
- goto out;
-
- for (i = ret = err = 0; i < spd.nr_pages; i++) {
- err = vm_insert_page(vma, addr, spd.pages[i]);
- if (unlikely(err))
- break;
-
- addr += PAGE_SIZE;
- ret += PAGE_SIZE;
- }
-
-out:
- up_read(&mm->mmap_sem);
-
- if (err && !ret)
- ret = err;
-
- return ret;
-}
-
-/*
- * vmsplice a pipe to user memory. If SPLICE_F_MOVE is set, we will attempt
- * to move the pipe pages to the user address space. Otherwise a simple
- * copy is done.
- */
-static long vmsplice_to_user(struct file *file, const struct iovec __user *iov,
- unsigned long nr_segs, unsigned int flags)
-{
- struct pipe_inode_info *pipe;
- struct splice_desc sd;
- long spliced, ret;
-
- pipe = pipe_info(file->f_path.dentry->d_inode);
- if (!pipe)
- return -EBADF;
-
- if (pipe->inode)
- mutex_lock(&pipe->inode->i_mutex);
-
- spliced = ret = 0;
- while (nr_segs) {
- void __user *base;
- size_t len;
-
- /*
- * Get user address base and length for this iovec.
- */
- ret = get_user(base, &iov->iov_base);
- if (unlikely(ret))
- break;
- ret = get_user(len, &iov->iov_len);
- if (unlikely(ret))
- break;
-
- /*
- * Sanity check this iovec. 0 read succeeds.
- */
- if (unlikely(!len))
- break;
- if (unlikely(!base)) {
- ret = -EFAULT;
- break;
- }
-
- sd.len = 0;
- sd.total_len = len;
- sd.flags = flags;
- sd.u.userptr = base;
- sd.pos = 0;
-
- /*
- * SPLICE_F_MOVE is set, don't copy the data but attempt
- * to map it into the app address space.
- */
- if (flags & SPLICE_F_MOVE)
- ret = vmsplice_pipe_map(pipe, &sd);
- else
- ret = __splice_from_pipe(pipe, &sd, pipe_to_user_copy);
-
- if (ret < 0)
- break;
-
- spliced += ret;
-
- /*
- * If we transferred less than a pipe buffer length, break
- * out of the loop and let the caller retry.
- */
- if (ret < len)
- break;
-
- nr_segs--;
- iov++;
- }
-
- if (pipe->inode)
- mutex_unlock(&pipe->inode->i_mutex);
-
- if (!spliced)
- spliced = ret;
-
- return spliced;
-}
-
-/*
* Map an iov into an array of pages and offset/length tupples. With the
* partial_page structure, we can map several non-contiguous ranges into
* our ones pages[] map instead of splitting that operation into pieces.
@@ -1525,7 +1313,6 @@ static int get_iovec_page_array(const st
return error;
}
-<<<<<<< HEAD:fs/splice.c
static int pipe_to_user(struct pipe_inode_info *pipe, struct pipe_buffer *buf,
struct splice_desc *sd)
{
@@ -1644,8 +1431,6 @@ static long vmsplice_to_user(struct file
return ret;
}
-=======
->>>>>>> FETCH_HEAD:fs/splice.c
/*
* vmsplice splices a user address range into a pipe. It can be thought of
* as splice-from-memory, where the regular splice is splice-from-file (or
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
origin.patch
mm-bdi-init-hooks.patch
mm-per-device-dirty-threshold.patch
mm-dirty-balancing-for-tasks.patch
slab-api-remove-useless-ctor-parameter-and-reorder-parameters.patch
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oom-do-not-take-callback_mutex.patch
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softlockup-add-a-proc-tuning-parameter.patch
force-erroneous-inclusions-of-compiler-h-files-to-be-errors.patch
driver-for-the-atmel-on-chip-ssc-on-at32ap-and-at91.patch
do_sys_poll-simplify-playing-with-on-stack-data.patch
pcmcia-compactflash-driver-for-pa-semi-electra-boards.patch
add-in-sunos-41x-compatible-mode-for-ufs.patch
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deprecate-aout-elf-interpreters.patch
ext2-ext3-ext4-add-block-bitmap-validation.patch
pie-executable-randomization.patch
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i2o-fix-defined-but-not-used-build-warnings.patch
reiserfs-workaround-for-dead-loop-in-finish_unfinished.patch
tty-expose-new-methods-needed-for-drivers-to-get-termios-right.patch
userc-ifdef-mq_bytes.patch
ext3-lighten-up-resize-transaction-requirements.patch
drivers-char-ip2-fix-used-uninitd-bug.patch
writeback-fix-time-ordering-of-the-per-superblock-dirty-inode-lists.patch
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writeback-fix-time-ordering-of-the-per-superblock-dirty-inode-lists-3.patch
writeback-fix-time-ordering-of-the-per-superblock-dirty-inode-lists-4.patch
writeback-fix-comment-use-helper-function.patch
writeback-fix-time-ordering-of-the-per-superblock-dirty-inode-lists-5.patch
writeback-fix-time-ordering-of-the-per-superblock-dirty-inode-lists-6.patch
writeback-fix-time-ordering-of-the-per-superblock-dirty-inode-lists-7.patch
writeback-fix-time-ordering-of-the-per-superblock-inode-lists-8.patch
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security-convert-lsm-into-a-static-interface.patch
git-acpi.patch
git-acpi-fixup.patch
acpi-add-reboot-mechanism.patch
git-alsa.patch
git-alsa-fixup.patch
working-3d-dri-intel-agpko-resume-for-i815-chip.patch
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first-stab-at-elantech-touchpad-driver-for-26226-testers.patch
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git-jg-misc-powernow-fix.patch
git-kvm.patch
git-libata-all.patch
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ide-arm-hack.patch
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