diff options
Diffstat (limited to 'fs/gfs2/ops_address.c')
| -rw-r--r-- | fs/gfs2/ops_address.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/fs/gfs2/ops_address.c b/fs/gfs2/ops_address.c index 5c3962c..3822189 100644 --- a/fs/gfs2/ops_address.c +++ b/fs/gfs2/ops_address.c @@ -230,7 +230,7 @@ static int gfs2_readpage(struct file *file, struct page *page) /* gfs2_sharewrite_nopage has grabbed the ip->i_gl already */ goto skip_lock; } - gfs2_holder_init(ip->i_gl, LM_ST_SHARED, GL_ATIME|GL_AOP, &gh); + gfs2_holder_init(ip->i_gl, LM_ST_SHARED, GL_ATIME|LM_FLAG_TRY_1CB, &gh); do_unlock = 1; error = gfs2_glock_nq_m_atime(1, &gh); if (unlikely(error)) @@ -254,6 +254,8 @@ skip_lock: out: return error; out_unlock: + if (error == GLR_TRYFAILED) + error = AOP_TRUNCATED_PAGE; unlock_page(page); if (do_unlock) gfs2_holder_uninit(&gh); @@ -293,7 +295,7 @@ static int gfs2_readpages(struct file *file, struct address_space *mapping, goto skip_lock; } gfs2_holder_init(ip->i_gl, LM_ST_SHARED, - LM_FLAG_TRY_1CB|GL_ATIME|GL_AOP, &gh); + LM_FLAG_TRY_1CB|GL_ATIME, &gh); do_unlock = 1; ret = gfs2_glock_nq_m_atime(1, &gh); if (ret == GLR_TRYFAILED) @@ -366,10 +368,13 @@ static int gfs2_prepare_write(struct file *file, struct page *page, unsigned int write_len = to - from; - gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, GL_ATIME|GL_AOP, &ip->i_gh); + gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, GL_ATIME|LM_FLAG_TRY_1CB, &ip->i_gh); error = gfs2_glock_nq_m_atime(1, &ip->i_gh); - if (error) + if (unlikely(error)) { + if (error == GLR_TRYFAILED) + error = AOP_TRUNCATED_PAGE; goto out_uninit; + } gfs2_write_calc_reserv(ip, write_len, &data_blocks, &ind_blocks); |