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BranchCommit messageAuthorAge
archive/unc-master-3.0P-FP: fix BUG_ON releated to priority inheritanceBjoern Brandenburg13 years
archived-2013.1uncachedev: mmap memory that is not cached by CPUsGlenn Elliott12 years
archived-private-masterMerge branch 'wip-2.6.34' into old-private-masterAndrea Bastoni15 years
archived-semi-partMerge branch 'wip-semi-part' of ssh://cvs/cvs/proj/litmus/repo/litmus2010 int...Andrea Bastoni15 years
demoFurther refinementsJonathan Herman14 years
ecrts-pgm-finalMerge branch 'wip-ecrts14-pgm' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus-r...Glenn Elliott12 years
ecrts14-pgm-finalMerge branch 'wip-ecrts14-pgm' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus-r...Glenn Elliott12 years
gpusync-rtss12Final GPUSync implementation.Glenn Elliott12 years
gpusync/stagingRename IKGLP R2DGLP.Glenn Elliott12 years
linux-tipMerge branch 'slab/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/p...Linus Torvalds15 years
litmus2008-patch-seriesadd i386 feather-trace implementationBjoern B. Brandenburg16 years
masterPSN-EDF: use inferred_sporadic_job_release_atBjoern Brandenburg9 years
pgmmake it compileGlenn Elliott12 years
prop/litmus-signalsInfrastructure for Litmus signals.Glenn Elliott13 years
prop/robust-tie-breakFixed bug in edf_higher_prio().Glenn Elliott13 years
stagingFix tracepoint compilation errorFelipe Cerqueira13 years
test9/23/2016Namhoon Kim9 years
tracing-develTest kernel tracing events capabilitiesAndrea Bastoni16 years
v2.6.34-with-arm-patchessmsc911x: Add spinlocks around registers accessCatalin Marinas15 years
v2015.1Add ARM syscall def for get_current_budgetBjoern Brandenburg10 years
wip-2011.2-bbbLitmus core: simplify np-section protocolBjoern B. Brandenburg14 years
wip-2011.2-bbb-traceRefactor sched_trace_log_message() -> debug_trace_log_message()Andrea Bastoni14 years
wip-2012.3-gpuSOBLIV draining support for C-EDF.Glenn Elliott12 years
wip-2012.3-gpu-preportpick up last C-RM fileGlenn Elliott12 years
wip-2012.3-gpu-rtss13Fix critical bug in GPU tracker.Glenn Elliott12 years
wip-2012.3-gpu-sobliv-budget-w-ksharkProper sobliv draining and many bug fixes.Glenn Elliott12 years
wip-aedzl-finalMake it easier to compile AEDZL interfaces in liblitmus.Glenn Elliott15 years
wip-aedzl-revisedAdd sched_trace data for Apative EDZLGlenn Elliott15 years
wip-arbit-deadlineFix compilation bug.Glenn Elliott13 years
wip-aux-tasksDescription of refined aux task inheritance.Glenn Elliott13 years
wip-bbbGSN-EDF & Core: improve debug TRACE'ing for NP sectionsBjoern B. Brandenburg14 years
wip-bbb-prio-donuse correct timestampBjoern B. Brandenburg14 years
wip-better-breakImplement hash-based EDF tie-breaking.Glenn Elliott13 years
wip-binary-heapMake C-EDF work with simplified binheap_deleteGlenn Elliott13 years
wip-budgetAdded support for choices in budget policy enforcement.Glenn Elliott15 years
wip-colorSummarize schedulability with final recordJonathan Herman13 years
wip-color-jlhsched_color: Fixed two bugs causing crashing on experiment restart and a rare...Jonathan Herman13 years
wip-d10-hz1000Enable HZ=1000 on District 10Bjoern B. Brandenburg15 years
wip-default-clusteringFeature: Make default C-EDF clustering compile-time configurable.Glenn Elliott15 years
wip-dissipation-jericksoUpdate from 2.6.36 to 2.6.36.4Jeremy Erickson11 years
wip-dissipation2-jericksoUpdate 2.6.36 to 2.6.36.4Jeremy Erickson11 years
wip-ecrts14-pgmMerge branch 'wip-ecrts14-pgm' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus-r...Glenn Elliott12 years
wip-edf-hsblast tested versionJonathan Herman14 years
wip-edf-osLookup table EDF-osJeremy Erickson12 years
wip-edf-tie-breakMerge branch 'wip-edf-tie-break' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus...Glenn Elliott13 years
wip-edzl-critiqueUse hr_timer's active checks instead of having own flag.Glenn Elliott15 years
wip-edzl-finalImplementation of the EDZL scheduler.Glenn Elliott15 years
wip-edzl-revisedClean up comments.Glenn Elliott15 years
wip-eventsAdded support for tracing arbitrary actions.Jonathan Herman15 years
wip-extra-debugDBG: add additional tracingBjoern B. Brandenburg15 years
wip-fix-switch-jericksoAttempt to fix race condition with plugin switchingJeremy Erickson15 years
wip-fix3sched: show length of runqueue clock deactivation in /proc/sched_debugBjoern B. Brandenburg15 years
wip-fmlp-dequeueImprove FMLP queue management.Glenn Elliott14 years
wip-ft-irq-flagFeather-Trace: keep track of interrupt-related interference.Bjoern B. Brandenburg14 years
wip-gpu-cleanupEnable sched_trace log injection from userspaceGlenn Elliott13 years
wip-gpu-interruptsRemove option for threading of all softirqs.Glenn Elliott14 years
wip-gpu-rtas12Generalized GPU cost predictors + EWMA. (untested)Glenn Elliott13 years
wip-gpu-rtss12Final GPUSync implementation.Glenn Elliott13 years
wip-gpu-rtss12-srpexperimental changes to support GPUs under SRPGlenn Elliott13 years
wip-gpusync-mergeCleanup priority tracking for budget enforcement.Glenn Elliott12 years
wip-ikglpMove RSM and IKGLP imp. to own .c filesGlenn Elliott13 years
wip-k-fmlpMerge branch 'mpi-master' into wip-k-fmlpGlenn Elliott14 years
wip-kernel-coloringAdded recolor syscallNamhoon Kim8 years
wip-kernthreadsKludge work-queue processing into klitirqd.Glenn Elliott15 years
wip-klmirqd-to-auxAllow klmirqd threads to be given names.Glenn Elliott13 years
wip-ksharkMerge branch 'mpi-staging' into wip-ksharkJonathan Herman13 years
wip-litmus-3.2Merge commit 'v3.2' into litmus-stagingAndrea Bastoni13 years
wip-litmus2011.2Cleanup: Coding conformance for affinity stuff.Glenn Elliott14 years
wip-litmus3.0-2011.2Feather-Trace: keep track of interrupt-related interference.Bjoern B. Brandenburg14 years
wip-master-2.6.33-rtAvoid deadlock when switching task policy to BACKGROUND (ugly)Andrea Bastoni15 years
wip-mcRemoved ARM-specific hacks which disabled less common mixed-criticality featu...Jonathan Herman12 years
wip-mc-bipasaMC-EDF addedbipasa chattopadhyay13 years
wip-mc-jericksoSplit C/D queuesJeremy Erickson15 years
wip-mc2-cache-slackManually patched mc^2 related codeMing Yang10 years
wip-mcrit-maccosmeticMac Mollison15 years
wip-merge-3.0Prevent Linux to send IPI and queue tasks on remote CPUs.Andrea Bastoni14 years
wip-merge-v3.0Prevent Linux to send IPI and queue tasks on remote CPUs.Andrea Bastoni14 years
wip-migration-affinityNULL affinity dereference in C-EDF.Glenn Elliott14 years
wip-mmap-uncacheshare branch with othersGlenn Elliott13 years
wip-modechangeRTSS 2017 submissionNamhoon Kim8 years
wip-nested-lockingAppears to be working.Bryan Ward12 years
wip-omlp-gedfFirst implementation of G-OMLP.Glenn Elliott15 years
wip-paiSome cleanup of PAIGlenn Elliott14 years
wip-percore-lib9/21/2016Namhoon Kim9 years
wip-performanceCONFIG_DONT_PREEMPT_ON_TIE: Don't preeempt a scheduled task on priority tie.Glenn Elliott14 years
wip-pgmAdd PGM support to C-FLGlenn Elliott12 years
wip-pgm-splitFirst draft of C-FL-splitNamhoon Kim12 years
wip-pm-ovdAdd preemption-and-migration overhead tracing supportAndrea Bastoni15 years
wip-prio-inhP-EDF updated to use the generic pi framework.Glenn Elliott15 years
wip-prioq-dglBUG FIX: Support DGLs with PRIOQ_MUTEXGlenn Elliott13 years
wip-refactored-gedfGeneralizd architecture for GEDF-style scheduelrs to reduce code redundancy.Glenn Elliott15 years
wip-release-master-fixbugfix: release master CPU must signal task was pickedBjoern B. Brandenburg14 years
wip-robust-tie-breakEDF priority tie-breaks.Glenn Elliott13 years
wip-rt-ksharkMove task time accounting into the complete_job method.Jonathan Herman13 years
wip-rtas12-pgmScheduling of PGM jobs.Glenn Elliott13 years
wip-semi-partFix compile error with newer GCCJeremy Erickson12 years
wip-semi-part-edfos-jericksoUse initial CPU set by clientJeremy Erickson12 years
wip-shared-libTODO: Fix condition checks in replicate_page_move_mapping()Namhoon Kim9 years
wip-shared-lib2RTAS 2017 Submission ver.Namhoon Kim9 years
wip-shared-memInitial commit for shared libraryNamhoon Kim9 years
wip-splitting-jericksoFix release behaviorJeremy Erickson13 years
wip-splitting-omlp-jericksoBjoern's Dissertation Code with Priority DonationJeremy Erickson13 years
wip-stage-binheapAn efficient binary heap implementation.Glenn Elliott13 years
wip-sun-portDynamic memory allocation and clean exit for FeatherTraceChristopher Kenna15 years
wip-timer-tracebugfix: C-EDF, clear scheduled field of the correct CPU upon task_exitAndrea Bastoni15 years
wip-tracepointsAdd kernel-style events for sched_trace_XXX() functionsAndrea Bastoni14 years
 
TagDownloadAuthorAge
2015.1commit 8e51b37822...Bjoern Brandenburg10 years
2013.1commit bcaacec1ca...Glenn Elliott12 years
2012.3commit c158b5fbe4...Jonathan Herman13 years
2012.2commit b53c479a0f...Glenn Elliott13 years
2012.1commit 83b11ea1c6...Bjoern B. Brandenburg14 years
rtas12-mc-beta-expcommit 8e236ee20f...Christopher Kenna14 years
2011.1commit d11808b5c6...Christopher Kenna15 years
v2.6.37-rc4commit e8a7e48bb2...Linus Torvalds15 years
v2.6.37-rc3commit 3561d43fd2...Linus Torvalds15 years
v2.6.37-rc2commit e53beacd23...Linus Torvalds15 years
v2.6.37-rc1commit c8ddb2713c...Linus Torvalds15 years
v2.6.36commit f6f94e2ab1...Linus Torvalds15 years
2010.2commit 5c5456402d...Bjoern B. Brandenburg15 years
v2.6.36-rc8commit cd07202cc8...Linus Torvalds15 years
v2.6.36-rc7commit cb655d0f3d...Linus Torvalds15 years
v2.6.36-rc6commit 899611ee7d...Linus Torvalds15 years
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2010.1commit 7c1ff4c544...Andrea Bastoni15 years
v2.6.34commit e40152ee1e...Linus Torvalds15 years
v2.6.33.4commit 4640b4e7d9...Greg Kroah-Hartman15 years
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v2.6.15-rc1commit cd52d1ee9a...Linus Torvalds20 years
v2.6.14commit 741b2252a5...Linus Torvalds20 years
v2.6.14-rc5commit 93918e9afc...Linus Torvalds20 years
v2.6.14-rc4commit 907a426179...Linus Torvalds20 years
v2.6.14-rc3commit 1c9426e8a5...Linus Torvalds20 years
v2.6.14-rc2commit 676d55ae30...Linus Torvalds20 years
v2.6.14-rc1commit 2f4ba45a75...Linus Torvalds20 years
v2.6.13commit 02b3e4e2d7...Linus Torvalds20 years
v2.6.13-rc7commit 0572e3da3f...Linus Torvalds20 years
v2.6.13-rc6commit 6fc32179de...Linus Torvalds20 years
v2.6.13-rc5commit 9a351e30d7...Linus Torvalds20 years
v2.6.13-rc4commit 6395352334...Linus Torvalds20 years
v2.6.11tree c39ae07f39...
v2.6.11-treetree c39ae07f39...
v2.6.12commit 9ee1c939d1...
v2.6.12-rc2commit 1da177e4c3...
v2.6.12-rc3commit a2755a80f4...
v2.6.12-rc4commit 88d7bd8cb9...
v2.6.12-rc5commit 2a24ab628a...
v2.6.12-rc6commit 7cef5677ef...
v2.6.13-rc1commit 4c91aedb75...
v2.6.13-rc2commit a18bcb7450...
v2.6.13-rc3commit c32511e271...
hl ppc">#define PCS_SCTRL_ESCD 0x00000002 /* Enable sync char detection */ #define PCS_SCTRL_LOCK 0x00000004 /* Lock to reference clock */ #define PCS_SCTRL_EMP 0x00000018 /* Output driver emphasis */ #define PCS_SCTRL_STEST 0x000001c0 /* Self test patterns */ #define PCS_SCTRL_PDWN 0x00000200 /* Software power-down */ #define PCS_SCTRL_RXZ 0x00000c00 /* PLL input to Serialink */ #define PCS_SCTRL_RXP 0x00003000 /* PLL input to Serialink */ #define PCS_SCTRL_TXZ 0x0000c000 /* PLL input to Serialink */ #define PCS_SCTRL_TXP 0x00030000 /* PLL input to Serialink */ /* Shared Output Select Register. For test and debug, allows multiplexing * test outputs into the PROM address pins. Set to zero for normal * operation. */ #define PCS_SOS_PADDR 0x00000003 /* PROM Address */ /* PROM Image Space */ #define PROM_START 0x100000UL /* Expansion ROM run time access*/ #define PROM_SIZE 0x0fffffUL /* Size of ROM */ #define PROM_END 0x200000UL /* End of ROM */ /* MII definitions missing from mii.h */ #define BMCR_SPD2 0x0040 /* Gigabit enable? (bcm5411) */ #define LPA_PAUSE 0x0400 /* More PHY registers (specific to Broadcom models) */ /* MII BCM5201 MULTIPHY interrupt register */ #define MII_BCM5201_INTERRUPT 0x1A #define MII_BCM5201_INTERRUPT_INTENABLE 0x4000 #define MII_BCM5201_AUXMODE2 0x1B #define MII_BCM5201_AUXMODE2_LOWPOWER 0x0008 #define MII_BCM5201_MULTIPHY 0x1E /* MII BCM5201 MULTIPHY register bits */ #define MII_BCM5201_MULTIPHY_SERIALMODE 0x0002 #define MII_BCM5201_MULTIPHY_SUPERISOLATE 0x0008 /* MII BCM5400 1000-BASET Control register */ #define MII_BCM5400_GB_CONTROL 0x09 #define MII_BCM5400_GB_CONTROL_FULLDUPLEXCAP 0x0200 /* MII BCM5400 AUXCONTROL register */ #define MII_BCM5400_AUXCONTROL 0x18 #define MII_BCM5400_AUXCONTROL_PWR10BASET 0x0004 /* MII BCM5400 AUXSTATUS register */ #define MII_BCM5400_AUXSTATUS 0x19 #define MII_BCM5400_AUXSTATUS_LINKMODE_MASK 0x0700 #define MII_BCM5400_AUXSTATUS_LINKMODE_SHIFT 8 /* When it can, GEM internally caches 4 aligned TX descriptors * at a time, so that it can use full cacheline DMA reads. * * Note that unlike HME, there is no ownership bit in the descriptor * control word. The same functionality is obtained via the TX-Kick * and TX-Complete registers. As a result, GEM need not write back * updated values to the TX descriptor ring, it only performs reads. * * Since TX descriptors are never modified by GEM, the driver can * use the buffer DMA address as a place to keep track of allocated * DMA mappings for a transmitted packet. */ struct gem_txd { u64 control_word; u64 buffer; }; #define TXDCTRL_BUFSZ 0x0000000000007fffULL /* Buffer Size */ #define TXDCTRL_CSTART 0x00000000001f8000ULL /* CSUM Start Offset */ #define TXDCTRL_COFF 0x000000001fe00000ULL /* CSUM Stuff Offset */ #define TXDCTRL_CENAB 0x0000000020000000ULL /* CSUM Enable */ #define TXDCTRL_EOF 0x0000000040000000ULL /* End of Frame */ #define TXDCTRL_SOF 0x0000000080000000ULL /* Start of Frame */ #define TXDCTRL_INTME 0x0000000100000000ULL /* "Interrupt Me" */ #define TXDCTRL_NOCRC 0x0000000200000000ULL /* No CRC Present */ /* GEM requires that RX descriptors are provided four at a time, * aligned. Also, the RX ring may not wrap around. This means that * there will be at least 4 unused desciptor entries in the middle * of the RX ring at all times. * * Similar to HME, GEM assumes that it can write garbage bytes before * the beginning of the buffer and right after the end in order to DMA * whole cachelines. * * Unlike for TX, GEM does update the status word in the RX descriptors * when packets arrive. Therefore an ownership bit does exist in the * RX descriptors. It is advisory, GEM clears it but does not check * it in any way. So when buffers are posted to the RX ring (via the * RX Kick register) by the driver it must make sure the buffers are * truly ready and that the ownership bits are set properly. * * Even though GEM modifies the RX descriptors, it guarantees that the * buffer DMA address field will stay the same when it performs these * updates. Therefore it can be used to keep track of DMA mappings * by the host driver just as in the TX descriptor case above. */ struct gem_rxd { u64 status_word; u64 buffer; }; #define RXDCTRL_TCPCSUM 0x000000000000ffffULL /* TCP Pseudo-CSUM */ #define RXDCTRL_BUFSZ 0x000000007fff0000ULL /* Buffer Size */ #define RXDCTRL_OWN 0x0000000080000000ULL /* GEM owns this entry */ #define RXDCTRL_HASHVAL 0x0ffff00000000000ULL /* Hash Value */ #define RXDCTRL_HPASS 0x1000000000000000ULL /* Passed Hash Filter */ #define RXDCTRL_ALTMAC 0x2000000000000000ULL /* Matched ALT MAC */ #define RXDCTRL_BAD 0x4000000000000000ULL /* Frame has bad CRC */ #define RXDCTRL_FRESH(gp) \ ((((RX_BUF_ALLOC_SIZE(gp) - RX_OFFSET) << 16) & RXDCTRL_BUFSZ) | \ RXDCTRL_OWN) #define TX_RING_SIZE 128 #define RX_RING_SIZE 128 #if TX_RING_SIZE == 32 #define TXDMA_CFG_BASE TXDMA_CFG_RINGSZ_32 #elif TX_RING_SIZE == 64 #define TXDMA_CFG_BASE TXDMA_CFG_RINGSZ_64 #elif TX_RING_SIZE == 128 #define TXDMA_CFG_BASE TXDMA_CFG_RINGSZ_128 #elif TX_RING_SIZE == 256 #define TXDMA_CFG_BASE TXDMA_CFG_RINGSZ_256 #elif TX_RING_SIZE == 512 #define TXDMA_CFG_BASE TXDMA_CFG_RINGSZ_512 #elif TX_RING_SIZE == 1024 #define TXDMA_CFG_BASE TXDMA_CFG_RINGSZ_1K #elif TX_RING_SIZE == 2048 #define TXDMA_CFG_BASE TXDMA_CFG_RINGSZ_2K #elif TX_RING_SIZE == 4096 #define TXDMA_CFG_BASE TXDMA_CFG_RINGSZ_4K #elif TX_RING_SIZE == 8192 #define TXDMA_CFG_BASE TXDMA_CFG_RINGSZ_8K #else #error TX_RING_SIZE value is illegal... #endif #if RX_RING_SIZE == 32 #define RXDMA_CFG_BASE RXDMA_CFG_RINGSZ_32 #elif RX_RING_SIZE == 64 #define RXDMA_CFG_BASE RXDMA_CFG_RINGSZ_64 #elif RX_RING_SIZE == 128 #define RXDMA_CFG_BASE RXDMA_CFG_RINGSZ_128 #elif RX_RING_SIZE == 256 #define RXDMA_CFG_BASE RXDMA_CFG_RINGSZ_256 #elif RX_RING_SIZE == 512 #define RXDMA_CFG_BASE RXDMA_CFG_RINGSZ_512 #elif RX_RING_SIZE == 1024 #define RXDMA_CFG_BASE RXDMA_CFG_RINGSZ_1K #elif RX_RING_SIZE == 2048 #define RXDMA_CFG_BASE RXDMA_CFG_RINGSZ_2K #elif RX_RING_SIZE == 4096 #define RXDMA_CFG_BASE RXDMA_CFG_RINGSZ_4K #elif RX_RING_SIZE == 8192 #define RXDMA_CFG_BASE RXDMA_CFG_RINGSZ_8K #else #error RX_RING_SIZE is illegal... #endif #define NEXT_TX(N) (((N) + 1) & (TX_RING_SIZE - 1)) #define NEXT_RX(N) (((N) + 1) & (RX_RING_SIZE - 1)) #define TX_BUFFS_AVAIL(GP) \ (((GP)->tx_old <= (GP)->tx_new) ? \ (GP)->tx_old + (TX_RING_SIZE - 1) - (GP)->tx_new : \ (GP)->tx_old - (GP)->tx_new - 1) #define RX_OFFSET 2 #define RX_BUF_ALLOC_SIZE(gp) ((gp)->rx_buf_sz + 28 + RX_OFFSET + 64) #define RX_COPY_THRESHOLD 256 #if TX_RING_SIZE < 128 #define INIT_BLOCK_TX_RING_SIZE 128 #else #define INIT_BLOCK_TX_RING_SIZE TX_RING_SIZE #endif #if RX_RING_SIZE < 128 #define INIT_BLOCK_RX_RING_SIZE 128 #else #define INIT_BLOCK_RX_RING_SIZE RX_RING_SIZE #endif struct gem_init_block { struct gem_txd txd[INIT_BLOCK_TX_RING_SIZE]; struct gem_rxd rxd[INIT_BLOCK_RX_RING_SIZE]; }; enum gem_phy_type { phy_mii_mdio0, phy_mii_mdio1, phy_serialink, phy_serdes, }; enum link_state { link_down = 0, /* No link, will retry */ link_aneg, /* Autoneg in progress */ link_force_try, /* Try Forced link speed */ link_force_ret, /* Forced mode worked, retrying autoneg */ link_force_ok, /* Stay in forced mode */ link_up /* Link is up */ }; struct gem { spinlock_t lock; spinlock_t tx_lock; void __iomem *regs; int rx_new, rx_old; int tx_new, tx_old; unsigned int has_wol : 1; /* chip supports wake-on-lan */ unsigned int asleep : 1; /* chip asleep, protected by pm_mutex */ unsigned int asleep_wol : 1; /* was asleep with WOL enabled */ unsigned int opened : 1; /* driver opened, protected by pm_mutex */ unsigned int running : 1; /* chip running, protected by lock */ /* cell enable count, protected by lock */ int cell_enabled; struct mutex pm_mutex; u32 msg_enable; u32 status; struct napi_struct napi; struct net_device_stats net_stats; int tx_fifo_sz; int rx_fifo_sz; int rx_pause_off; int rx_pause_on; int rx_buf_sz; u64 pause_entered; u16 pause_last_time_recvd; u32 mac_rx_cfg; u32 swrst_base; int want_autoneg; int last_forced_speed; enum link_state lstate; struct timer_list link_timer; int timer_ticks; int wake_on_lan; struct work_struct reset_task; volatile int reset_task_pending; enum gem_phy_type phy_type; struct mii_phy phy_mii; int mii_phy_addr; struct gem_init_block *init_block; struct sk_buff *rx_skbs[RX_RING_SIZE]; struct sk_buff *tx_skbs[TX_RING_SIZE]; dma_addr_t gblock_dvma; struct pci_dev *pdev; struct net_device *dev; #if defined(CONFIG_PPC_PMAC) || defined(CONFIG_SPARC) struct device_node *of_node; #endif }; #define found_mii_phy(gp) ((gp->phy_type == phy_mii_mdio0 || gp->phy_type == phy_mii_mdio1) \ && gp->phy_mii.def && gp->phy_mii.def->ops) #define ALIGNED_RX_SKB_ADDR(addr) \ ((((unsigned long)(addr) + (64UL - 1UL)) & ~(64UL - 1UL)) - (unsigned long)(addr)) static __inline__ struct sk_buff *gem_alloc_skb(int size, gfp_t gfp_flags) { struct sk_buff *skb = alloc_skb(size + 64, gfp_flags); if (skb) { int offset = (int) ALIGNED_RX_SKB_ADDR(skb->data); if (offset) skb_reserve(skb, offset); } return skb; } #endif /* _SUNGEM_H */