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authorIngo Molnar <mingo@elte.hu>2008-07-30 19:33:48 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-30 19:33:48 +0200
commit15dd859cacf312f606f54502d1f66537a1e5c78c (patch)
treee50e125eaa6da83fa715704e53c1bde013d1ef8e /fs/file.c
parentb2d9d33412b9d13a40cd314d93ab517950fc5950 (diff)
parent6e86841d05f371b5b9b86ce76c02aaee83352298 (diff)
Merge commit 'v2.6.27-rc1' into x86/core
Conflicts: include/asm-x86/dma-mapping.h include/asm-x86/namei.h include/asm-x86/uaccess.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/file.c')
-rw-r--r--fs/file.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/file.c b/fs/file.c
index 7b3887e054d0..d8773b19fe47 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -250,9 +250,18 @@ int expand_files(struct files_struct *files, int nr)
struct fdtable *fdt;
fdt = files_fdtable(files);
+
+ /*
+ * N.B. For clone tasks sharing a files structure, this test
+ * will limit the total number of files that can be opened.
+ */
+ if (nr >= current->signal->rlim[RLIMIT_NOFILE].rlim_cur)
+ return -EMFILE;
+
/* Do we need to expand? */
if (nr < fdt->max_fds)
return 0;
+
/* Can we expand? */
if (nr >= sysctl_nr_open)
return -EMFILE;