diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-06 14:45:32 -0800 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-06 14:45:32 -0800 |
commit | 02aedd69e2ef31b0fca1e8960cb1e7fd0c343110 (patch) | |
tree | c096ab87e0832e8ddda45241b422c0064cfe0cbb /drivers/s390/char/tape_char.c | |
parent | 9ad0830f307bcd8dc285cfae58998d43b21727f4 (diff) | |
parent | 4d284cac76d0bfebc42d76b428c4e44d921200a9 (diff) |
Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6
* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6: (37 commits)
[S390] Avoid excessive inlining.
[S390] Mark kernel text section read-only.
[S390] Convert memory detection into C code.
[S390] Calibrate delay and bogomips.
[S390] Hypervisor filesystem (s390_hypfs) for z/VM
[S390] Add crypto support for 3592 tape devices
[S390] boot from NSS support
[S390] Support for s390 Pseudo Random Number Generator
[S390] ETR support.
[S390] noexec protection
[S390] move crypto options and some cleanup.
[S390] cio: Don't spam debug feature.
[S390] Cleanup of CHSC event handling.
[S390] cio: declare hardware structures packed.
[S390] Add set_fs(USER_DS) to start_thread().
[S390] cio: Catch operand exceptions on stsch.
[S390] Fix register usage description.
[S390] kretprobe_trampoline_holder() in wrong section.
[S390] Fix kprobes breakpoint handling.
[S390] Update maintainers file.
...
Diffstat (limited to 'drivers/s390/char/tape_char.c')
-rw-r--r-- | drivers/s390/char/tape_char.c | 27 |
1 files changed, 6 insertions, 21 deletions
diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c index 31198c8f271..9faea04e11e 100644 --- a/drivers/s390/char/tape_char.c +++ b/drivers/s390/char/tape_char.c @@ -3,7 +3,7 @@ * character device frontend for tape device driver * * S390 and zSeries version - * Copyright (C) 2001,2002 IBM Deutschland Entwicklung GmbH, IBM Corporation + * Copyright IBM Corp. 2001,2006 * Author(s): Carsten Otte <cotte@de.ibm.com> * Michael Holzheu <holzheu@de.ibm.com> * Tuan Ngo-Anh <ngoanh@de.ibm.com> @@ -89,22 +89,7 @@ tapechar_cleanup_device(struct tape_device *device) device->nt = NULL; } -/* - * Terminate write command (we write two TMs and skip backward over last) - * This ensures that the tape is always correctly terminated. - * When the user writes afterwards a new file, he will overwrite the - * second TM and therefore one TM will remain to separate the - * two files on the tape... - */ -static inline void -tapechar_terminate_write(struct tape_device *device) -{ - if (tape_mtop(device, MTWEOF, 1) == 0 && - tape_mtop(device, MTWEOF, 1) == 0) - tape_mtop(device, MTBSR, 1); -} - -static inline int +static int tapechar_check_idalbuffer(struct tape_device *device, size_t block_size) { struct idal_buffer *new; @@ -137,7 +122,7 @@ tapechar_check_idalbuffer(struct tape_device *device, size_t block_size) /* * Tape device read function */ -ssize_t +static ssize_t tapechar_read(struct file *filp, char __user *data, size_t count, loff_t *ppos) { struct tape_device *device; @@ -201,7 +186,7 @@ tapechar_read(struct file *filp, char __user *data, size_t count, loff_t *ppos) /* * Tape device write function */ -ssize_t +static ssize_t tapechar_write(struct file *filp, const char __user *data, size_t count, loff_t *ppos) { struct tape_device *device; @@ -291,7 +276,7 @@ tapechar_write(struct file *filp, const char __user *data, size_t count, loff_t /* * Character frontend tape device open function. */ -int +static int tapechar_open (struct inode *inode, struct file *filp) { struct tape_device *device; @@ -326,7 +311,7 @@ tapechar_open (struct inode *inode, struct file *filp) * Character frontend tape device release function. */ -int +static int tapechar_release(struct inode *inode, struct file *filp) { struct tape_device *device; |