diff options
author | Olof Johansson <olof@lixom.net> | 2013-06-14 14:31:36 -0700 |
---|---|---|
committer | Olof Johansson <olof@lixom.net> | 2013-06-14 14:32:01 -0700 |
commit | 10f8902b47340fc792cf503dd3caaba410d23615 (patch) | |
tree | c81e0af4e9b3b7c2f221c74c02dea034350f8907 /fs/gfs2/file.c | |
parent | Merge tag 'omap-for-v3.11/pm-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc (diff) | |
parent | ARM: OMAP2+: AM43x: SRAM base and size (diff) | |
download | linux-dev-10f8902b47340fc792cf503dd3caaba410d23615.tar.xz linux-dev-10f8902b47340fc792cf503dd3caaba410d23615.zip |
Merge tag 'omap-for-v3.11/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc
From Tony Lindgren:
Omap SoC changes. Mostly improves am33xx support, and adds
minimal support for am43x SoCs.
* tag 'omap-for-v3.11/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: OMAP2+: AM43x: SRAM base and size
ARM: OMAP2+: AM43x: GP or HS ?
ARM: OMAP2+: AM43x: early init
ARM: OMAP2+: AM43x: static mapping
ARM: OMAP2+: AM437x: SoC revision detection
ARM: OMAP2+: AM43x: soc_is support
ARM: OMAP2+: AM43x: kbuild
ARM: OMAP2+: AM43x: Kconfig
ARM: OMAP2+: separate out OMAP4 restart
ARM: AM33XX: clk: Add clock node for EHRPWM TBCLK
ARM: OMAP3: clock data: get rid of unused USB host clock aliases and dummies
ARM: OMAP2+: AM33xx: Add missing reset status info to GFX hwmod
+ Linux 3.10-rc5
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'fs/gfs2/file.c')
-rw-r--r-- | fs/gfs2/file.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index acd16764b133..ad0dc38d87ab 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -402,16 +402,20 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) /* Update file times before taking page lock */ file_update_time(vma->vm_file); + ret = get_write_access(inode); + if (ret) + goto out; + ret = gfs2_rs_alloc(ip); if (ret) - return ret; + goto out_write_access; gfs2_size_hint(vma->vm_file, pos, PAGE_CACHE_SIZE); gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh); ret = gfs2_glock_nq(&gh); if (ret) - goto out; + goto out_uninit; set_bit(GLF_DIRTY, &ip->i_gl->gl_flags); set_bit(GIF_SW_PAGED, &ip->i_flags); @@ -480,12 +484,15 @@ out_quota_unlock: gfs2_quota_unlock(ip); out_unlock: gfs2_glock_dq(&gh); -out: +out_uninit: gfs2_holder_uninit(&gh); if (ret == 0) { set_page_dirty(page); wait_for_stable_page(page); } +out_write_access: + put_write_access(inode); +out: sb_end_pagefault(inode->i_sb); return block_page_mkwrite_return(ret); } @@ -594,10 +601,10 @@ static int gfs2_release(struct inode *inode, struct file *file) kfree(file->private_data); file->private_data = NULL; - if ((file->f_mode & FMODE_WRITE) && - (atomic_read(&inode->i_writecount) == 1)) - gfs2_rs_delete(ip); + if (!(file->f_mode & FMODE_WRITE)) + return 0; + gfs2_rs_delete(ip); return 0; } |