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includes
#include <linux/freezer.h>
includes
#include <linux/export.h>
includes
#include <linux/delay.h>
includes
#include <linux/mutex.h>
includes
#include <linux/seq_file.h>
includes
#include <linux/slab.h>
defines
#define LOG_LOCK_INIT(log) mutex_init(&(log)->loglock)
defines
#define LOG_LOCK(log) mutex_lock(&((log)->loglock))
defines
#define LOG_UNLOCK(log) mutex_unlock(&((log)->loglock))
defines
#define LOGGC_LOCK_INIT(log) spin_lock_init(&(log)->gclock)
defines
#define LOGGC_LOCK(log) spin_lock_irq(&(log)->gclock)
defines
#define LOGGC_UNLOCK(log) spin_unlock_irq(&(log)->gclock)
defines
#define LOGGC_WAKEUP(tblk) wake_up_all(&(tblk)->gcwait)
defines
#define LOGSYNC_DELTA(logsize) min((logsize)/8, 128*LOGPSIZE)
defines
#define LOGSYNC_BARRIER(logsize) ((logsize)/4)
defines
#define LOGSYNC_DELTA(logsize) min((logsize)/4, 256*LOGPSIZE)
defines
#define LOGSYNC_BARRIER(logsize) ((logsize)/2)
defines
#define LCACHE_LOCK(flags) spin_lock_irqsave(&jfsLCacheLock, flags)
defines
#define LCACHE_UNLOCK(flags) spin_unlock_irqrestore(&jfsLCacheLock, flags)
defines
#define LCACHE_SLEEP_COND(wq, cond, flags) \
defines
#define LCACHE_WAKEUP(event) wake_up(event)
defines
#define lbmREAD 0x0001
defines
#define lbmWRITE 0x0002 /* enqueue at tail of write queue;
defines
#define lbmRELEASE 0x0004 /* remove from write queue
defines
#define lbmSYNC 0x0008 /* do not return to freelist
defines
#define lbmFREE 0x0010 /* return to freelist
defines
#define lbmDONE 0x0020
defines
#define lbmERROR 0x0040
defines
#define lbmGC 0x0080 /* lbmIODone to perform post-GC processing
defines
#define lbmDIRECT 0x0100
functions
int lmLog(struct jfs_log *log, struct tblock *tblk, struct lrd *lrd, struct tlock *tlck) { int lsn; int diffp, difft; struct metapage *mp = NULL; unsigned long flags; jfs_info("lmLog: log:0x%p tblk:0x%p, lrd:0x%p tlck:0x%p", log, tblk, lrd, tlck); LOG_LOCK(log); /* log by (out-of-transaction) JFS ? */...
functions
int lmWriteRecord(struct jfs_log *log, struct tblock *tblk, struct lrd *lrd, struct tlock *tlck) { int lsn = 0; /* end-of-log address */ struct lbuf *bp; /* dst log page buffer */ struct logpage *lp; /* dst log page */ caddr_t dst; /* destination address in log page */ int dstoffset; /* end-of-log offset i...
functions
else if (tlck->flag & tlckINODELOCK) { if (tlck->type & tlckDTREE) { p = (caddr_t) &JFS_IP(tlck->ip)->i_dtroot; }
functions
else if (tlck->flag & tlckINLINELOCK) { inlinelock = (struct inlinelock *) & tlck; p = (caddr_t) & inlinelock->pxd; linelock = (struct linelock *) & tlck; }
functions
int lmNextPage(struct jfs_log *log) { struct logpage *lp; int lspn; /* log sequence page number */ int pn; /* current page number */ struct lbuf *bp; struct lbuf *nextbp; struct tblock *tblk; /* get current log page number and log sequence page number */ pn = log->page; bp = log->bp; lp = (struct logpage ...
functions
int lmGroupCommit(struct jfs_log *log, struct tblock *tblk) { int rc = 0; LOGGC_LOCK(log); /* group committed already ? */ if (tblk->flag & tblkGC_COMMITTED) { if (tblk->flag & tblkGC_ERROR) { rc = -EIO; }
functions
void lmGCwrite(struct jfs_log *log, int cant_write) { struct lbuf *bp; struct logpage *lp; int gcpn; /* group commit page number */ struct tblock *tblk; struct tblock *xtblk = NULL; /* * build the commit group of a log page * * scan commit queue and make a commit group of all * transactions with COMMIT ...
functions
void lmPostGC(struct lbuf *bp) { unsigned long flags; struct jfs_log *log = bp->l_log; struct logpage *lp; struct tblock *tblk, *temp; //LOGGC_LOCK(log); spin_lock_irqsave(&log->gclock, flags); /* * current pageout of group commit completed. * * remove/wakeup transactions from commit queue who were * gr...
functions
else if (tblk->flag & tblkGC_EOP) { /* finalize the page */ lp = (struct logpage *) bp->l_ldata; bp->l_ceor = bp->l_eor; lp->h.eor = lp->t.eor = cpu_to_le16(bp->l_eor); jfs_info("lmPostGC: calling lbmWrite"); lbmWrite(log, bp, lbmWRITE | lbmRELEASE | lbmFREE, 1); }
functions
int lmLogSync(struct jfs_log *log, int hard_sync) { int logsize; int written; /* written since last syncpt */ int free; /* free space left available */ int delta; /* additional delta to write normally */ int more; /* additional write granted */ struct lrd lrd; int lsn; struct logsyncblk *lp; unsigned long ...
functions
void jfs_syncpt(struct jfs_log *log, int hard_sync) { LOG_LOCK(log); if (!test_bit(log_QUIESCE, &log->flag)) { lmLogSync(log, hard_sync); }
functions
int lmLogOpen(struct super_block *sb) { int rc; struct block_device *bdev; struct jfs_log *log; struct jfs_sb_info *sbi = JFS_SBI(sb); if (sbi->flag & JFS_NOINTEGRITY) { return open_dummy_log(sb); }
functions
int open_inline_log(struct super_block *sb) { struct jfs_log *log; int rc; if (!(log = kzalloc(sizeof(struct jfs_log), GFP_KERNEL))) { return -ENOMEM; }
functions
int open_dummy_log(struct super_block *sb) { int rc; mutex_lock(&jfs_log_mutex); if (!dummy_log) { dummy_log = kzalloc(sizeof(struct jfs_log), GFP_KERNEL); if (!dummy_log) { mutex_unlock(&jfs_log_mutex); return -ENOMEM; }
functions
int lmLogInit(struct jfs_log *log) { int rc = 0; struct lrd lrd; struct logsuper *logsuper; struct lbuf *bpsuper; struct lbuf *bp; struct logpage *lp; int lsn = 0; jfs_info("lmLogInit: log:0x%p", log); /* initialize the group commit serialization lock */ LOGGC_LOCK_INIT(log); /* allocate/initialize the lo...
functions
int lmLogClose(struct super_block *sb) { struct jfs_sb_info *sbi = JFS_SBI(sb); struct jfs_log *log = sbi->log; struct block_device *bdev; int rc = 0; jfs_info("lmLogClose: log:0x%p", log); mutex_lock(&jfs_log_mutex); LOG_LOCK(log); list_del(&sbi->log_list); LOG_UNLOCK(log); sbi->log = NULL; /* * We nee...
functions
void jfs_flush_journal(struct jfs_log *log, int wait) { int i; struct tblock *target = NULL; /* jfs_write_inode may call us during read-only mount */ if (!log) { return; }
functions
int lmLogShutdown(struct jfs_log *log) { int rc; struct lrd lrd; int lsn; struct logsuper *logsuper; struct lbuf *bpsuper; struct lbuf *bp; struct logpage *lp; jfs_info("lmLogShutdown: log:0x%p", log); jfs_flush_journal(log, 2); /* * write the last SYNCPT record with syncpoint = 0 * (i.e., log redo up ...
functions
int lmLogFileSystem(struct jfs_log *log, struct jfs_sb_info *sbi, int activate) { int rc = 0; int i; struct logsuper *logsuper; struct lbuf *bpsuper; char *uuid = sbi->uuid; /* * insert/remove file system device to log active file system list. */ if ((rc = lbmRead(log, 1, &bpsuper))) { return rc...
functions
int lbmLogInit(struct jfs_log *log) { /* log inode */ int i; struct lbuf *lbuf; jfs_info("lbmLogInit: log:0x%p", log); /* initialize current buffer cursor */ log->bp = NULL; /* initialize log device write queue */ log->wqueue = NULL; /* * Each log has its own buffer pages allocated to it. These are * ...
functions
void lbmLogShutdown(struct jfs_log *log) { struct lbuf *lbuf; jfs_info("lbmLogShutdown: log:0x%p", log); lbuf = log->lbuf_free; while (lbuf) { struct lbuf *next = lbuf->l_freelist; __free_page(lbuf->l_page); kfree(lbuf); lbuf = next; }
functions
void lbmFree(struct lbuf *bp) { unsigned long flags; LCACHE_LOCK(flags); lbmfree(bp); LCACHE_UNLOCK(flags); }
functions
void lbmfree(struct lbuf *bp) { struct jfs_log *log = bp->l_log; assert(bp->l_wqnext == NULL); /* * return the buffer to head of freelist */ bp->l_freelist = log->lbuf_free; log->lbuf_free = bp; wake_up(&log->free_wait); return; }
functions
void lbmRedrive(struct lbuf *bp) { unsigned long flags; spin_lock_irqsave(&log_redrive_lock, flags); bp->l_redrive_next = log_redrive_list; log_redrive_list = bp; spin_unlock_irqrestore(&log_redrive_lock, flags); wake_up_process(jfsIOthread); }
functions
int lbmRead(struct jfs_log *log, int pn, struct lbuf **bpp) { struct bio *bio; struct lbuf *bp; /* * allocate a log buffer */ *bpp = bp = lbmAllocate(log, pn); jfs_info("lbmRead: bp:0x%p pn:0x%x", bp, pn); bp->l_flag |= lbmREAD; bio = bio_alloc(GFP_NOFS, 1); bio->bi_iter.bi_sector = bp->l_blkno << (log-...
functions
void lbmWrite(struct jfs_log *log, struct lbuf *bp, int flag, int cant_block) { struct lbuf *tail; unsigned long flags; jfs_info("lbmWrite: bp:0x%p flag:0x%x pn:0x%x", bp, flag, bp->l_pn); /* map the logical block address to physical block address */ bp->l_blkno = log->base + (bp->l_pn << (L2LOGPSIZE - l...
functions
else if (flag & lbmSYNC) { lbmStartIO(bp); }
functions
void lbmDirectWrite(struct jfs_log *log, struct lbuf *bp, int flag) { jfs_info("lbmDirectWrite: bp:0x%p flag:0x%x pn:0x%x", bp, flag, bp->l_pn); /* * initialize buffer for device driver */ bp->l_flag = flag | lbmDIRECT; /* map the logical block address to physical block address */ bp->l_blkno = log->ba...
functions
void lbmStartIO(struct lbuf *bp) { struct bio *bio; struct jfs_log *log = bp->l_log; jfs_info("lbmStartIO"); bio = bio_alloc(GFP_NOFS, 1); bio->bi_iter.bi_sector = bp->l_blkno << (log->l2bsize - 9); bio->bi_bdev = log->bdev; bio_add_page(bio, bp->l_page, LOGPSIZE, bp->l_offset); BUG_ON(bio->bi_iter.bi_size !...
functions
int lbmIOWait(struct lbuf *bp, int flag) { unsigned long flags; int rc = 0; jfs_info("lbmIOWait1: bp:0x%p flag:0x%x:0x%x", bp, bp->l_flag, flag); LCACHE_LOCK(flags); /* disable+lock */ LCACHE_SLEEP_COND(bp->l_ioevent, (bp->l_flag & lbmDONE), flags); rc = (bp->l_flag & lbmERROR) ? -EIO : 0; if (flag & lbmFR...
functions
void lbmIODone(struct bio *bio) { struct lbuf *bp = bio->bi_private; struct lbuf *nextbp, *tail; struct jfs_log *log; unsigned long flags; /* * get back jfs buffer bound to the i/o buffer */ jfs_info("lbmIODone: bp:0x%p flag:0x%x", bp, bp->l_flag); LCACHE_LOCK(flags); /* disable+lock */ bp->l_flag |= lb...
functions
else if (bp->l_flag & lbmGC) { LCACHE_UNLOCK(flags); lmPostGC(bp); }
functions
int jfsIOWait(void *arg) { struct lbuf *bp; do { spin_lock_irq(&log_redrive_lock); while ((bp = log_redrive_list)) { log_redrive_list = bp->l_redrive_next; bp->l_redrive_next = NULL; spin_unlock_irq(&log_redrive_lock); lbmStartIO(bp); spin_lock_irq(&log_redrive_lock); }
functions
int lmLogFormat(struct jfs_log *log, s64 logAddress, int logSize) { int rc = -EIO; struct jfs_sb_info *sbi; struct logsuper *logsuper; struct logpage *lp; int lspn; /* log sequence page number */ struct lrd *lrd_ptr; int npages = 0; struct lbuf *bp; jfs_info("lmLogFormat: logAddress:%Ld logSize:%d", (lon...
functions
int jfs_lmstats_proc_show(struct seq_file *m, void *v) { seq_printf(m, "JFS Logmgr stats\n" "================\n" "commits = %d\n" "writes submitted = %d\n" "writes completed = %d\n" "full pages submitted = %d\n" "partial pages submitted = %d\n", lmStat.commit, lmSt...
functions
int jfs_lmstats_proc_open(struct inode *inode, struct file *file) { return single_open(file, jfs_lmstats_proc_show, NULL); }
defines
#define DDSD_CAPS 0x00000001l ///< default
defines
#define DDSD_HEIGHT 0x00000002l ///< default
defines
#define DDSD_WIDTH 0x00000004l ///< default
defines
#define DDSD_PIXELFORMAT 0x00001000l ///< default
defines
#define DDSD_PITCH 0x00000008l ///< For uncompressed formats
defines
#define DDSD_MIPMAPCOUNT 0x00020000l
defines
#define DDSD_LINEARSIZE 0x00080000l ///< For compressed formats
defines
#define DDSD_DEPTH 0x00800000l ///< Volume Textures
defines
#define DDPF_ALPHAPIXELS 0x00000001l
defines
#define DDPF_FOURCC 0x00000004l ///< Compressed formats
defines
#define DDPF_RGB 0x00000040l ///< Uncompressed formats
defines
#define DDPF_ALPHA 0x00000002l
defines
#define DDPF_COMPRESSED 0x00000080l
defines
#define DDPF_LUMINANCE 0x00020000l
defines
#define DDPF_PALETTEINDEXED4 0x00000008l
defines
#define DDPF_PALETTEINDEXEDTO8 0x00000010l
defines
#define DDPF_PALETTEINDEXED8 0x00000020l
defines
#define DDSCAPS_COMPLEX 0x00000008l
defines
#define DDSCAPS_TEXTURE 0x00001000l ///< default
defines
#define DDSCAPS_MIPMAP 0x00400000l
defines
#define DDSCAPS2_VOLUME 0x00200000l
defines
#define DDSCAPS2_CUBEMAP 0x00000200L
defines
#define DDSCAPS2_CUBEMAP_POSITIVEX 0x00000400L
defines
#define DDSCAPS2_CUBEMAP_NEGATIVEX 0x00000800L
defines
#define DDSCAPS2_CUBEMAP_POSITIVEY 0x00001000L
defines
#define DDSCAPS2_CUBEMAP_NEGATIVEY 0x00002000L
defines
#define DDSCAPS2_CUBEMAP_POSITIVEZ 0x00004000L
defines
#define DDSCAPS2_CUBEMAP_NEGATIVEZ 0x00008000L
defines
#define MAKEFOURCC(ch0, ch1, ch2, ch3) \
defines
#define FOURCC_DDS MAKEFOURCC('D', 'D', 'S', ' ')
defines
#define FOURCC_DXT1 MAKEFOURCC('D', 'X', 'T', '1')
defines
#define FOURCC_DXT2 MAKEFOURCC('D', 'X', 'T', '2')
defines
#define FOURCC_DXT3 MAKEFOURCC('D', 'X', 'T', '3')
defines
#define FOURCC_DXT4 MAKEFOURCC('D', 'X', 'T', '4')